$data <<EOF
09/1988	13.12	13.52	13.12	13.52	3.05%
10/1988	13.52	13.84	13.01	13.01	-3.77%
11/1988	13.01	13.29	11.93	12.27	-5.69%
12/1988	12.27	12.60	11.84	12.27	0.00%
01/1989	12.27	13.28	12.10	13.24	7.91%
02/1989	13.24	13.60	12.61	12.71	-4.00%
03/1989	12.71	14.76	12.71	14.56	14.56%
04/1989	14.56	16.21	14.43	16.21	11.33%
05/1989	16.21	18.43	16.21	18.29	12.83%
06/1989	18.29	18.29	16.04	16.04	-12.30%
07/1989	16.04	16.99	15.68	16.79	4.68%
08/1989	16.79	18.34	15.94	18.07	7.62%
09/1989	18.07	19.26	18.07	18.24	0.94%
10/1989	18.24	19.69	17.01	17.04	-6.58%
11/1989	17.04	18.41	16.87	18.31	7.45%
12/1989	18.31	18.54	16.21	16.21	-11.47%
01/1990	16.21	18.49	16.21	16.79	3.58%
02/1990	16.79	18.24	16.79	17.54	4.47%
03/1990	17.54	21.37	17.54	21.10	20.30%
04/1990	21.10	21.10	19.60	19.60	-7.11%
05/1990	19.60	23.44	19.60	23.44	19.59%
06/1990	23.44	26.15	23.44	25.28	7.85%
07/1990	25.28	25.95	23.52	24.16	-4.43%
08/1990	24.16	24.16	17.36	19.61	-18.83%
09/1990	19.61	19.81	15.47	15.47	-21.11%
10/1990	15.47	18.89	15.47	17.59	13.70%
11/1990	17.59	17.95	16.49	16.64	-5.40%
12/1990	16.64	18.15	16.64	17.64	6.01%
01/1991	17.64	18.66	16.90	18.15	2.89%
02/1991	18.15	19.30	17.87	18.79	3.53%
03/1991	18.79	20.71	18.79	20.71	10.22%
04/1991	20.71	21.47	19.94	20.20	-2.46%
05/1991	20.20	21.14	19.84	21.14	4.65%
06/1991	21.14	22.70	20.84	20.84	-1.42%
07/1991	20.84	21.50	19.43	20.58	-1.25%
08/1991	20.58	22.45	19.94	22.45	9.09%
09/1991	22.45	22.75	20.99	21.22	-5.48%
10/1991	21.22	21.60	20.66	20.96	-1.23%
11/1991	20.96	20.96	17.77	18.33	-12.55%
12/1991	18.33	18.53	16.87	17.77	-3.06%
01/1992	17.77	22.24	17.77	21.60	21.55%
02/1992	21.60	21.60	19.02	19.02	-11.94%
03/1992	19.02	20.20	18.41	18.48	-2.84%
04/1992	18.48	20.07	18.15	18.71	1.24%
05/1992	18.71	18.71	17.84	18.15	-2.99%
06/1992	18.15	18.15	15.39	15.39	-15.21%
07/1992	15.39	16.05	14.83	14.83	-3.64%
08/1992	14.83	15.34	13.42	13.55	-8.63%
09/1992	13.55	14.27	12.96	12.96	-4.35%
10/1992	12.96	14.57	12.78	14.29	10.26%
11/1992	14.29	14.83	13.55	14.42	0.91%
12/1992	14.42	16.18	13.70	16.18	12.21%
01/1993	16.18	16.87	13.93	14.32	-11.50%
02/1993	14.32	15.16	14.19	14.70	2.65%
03/1993	14.70	15.16	14.39	14.80	0.68%
04/1993	14.80	15.54	14.09	15.21	2.77%
05/1993	15.21	16.85	15.21	16.57	8.94%
06/1993	16.57	16.77	15.88	16.03	-3.26%
07/1993	16.03	17.38	15.93	17.38	8.42%
08/1993	17.38	17.38	16.57	16.67	-4.09%
09/1993	16.67	16.87	16.11	16.23	-2.64%
10/1993	16.23	16.34	15.31	16.23	0.00%
11/1993	16.23	17.38	15.39	17.18	5.85%
12/1993	17.18	19.68	16.80	19.20	11.76%
01/1994	19.20	20.17	18.97	19.05	0.78%
02/1994	19.05	20.96	18.99	20.66	8.45%
03/1994	20.66	20.84	19.43	19.43	-5.95%
04/1994	19.43	20.04	18.92	19.15	-1.44%
05/1994	19.15	19.68	18.41	19.43	1.46%
06/1994	19.43	20.71	18.79	19.40	0.15%
07/1994	19.40	19.40	18.18	18.18	-6.29%
08/1994	18.18	18.56	17.38	18.05	0.72%
09/1994	18.05	18.53	17.08	17.38	-3.71%
10/1994	17.38	17.38	16.49	16.72	-3.80%
11/1994	16.72	17.92	16.72	17.84	6.70%
12/1994	17.84	19.30	17.84	18.56	4.04%
01/1995	18.56	19.30	17.13	17.13	-7.70%
02/1995	17.13	18.71	17.13	17.44	1.81%
03/1995	17.44	18.69	15.88	18.69	7.17%
04/1995	18.69	19.86	18.43	19.58	4.76%
05/1995	19.58	20.96	19.02	20.61	5.26%
06/1995	20.61	23.26	20.61	22.78	10.53%
07/1995	22.78	23.90	21.68	23.90	4.92%
08/1995	23.90	24.57	23.44	23.95	0.21%
09/1995	23.95	26.92	23.80	24.84	3.72%
10/1995	24.84	24.93	23.15	24.26	-2.33%
11/1995	24.26	27.23	23.37	26.84	10.63%
12/1995	26.84	28.50	26.59	28.25	5.25%
01/1996	28.25	29.76	28.12	29.40	4.07%
02/1996	29.40	31.29	29.35	30.40	3.40%
03/1996	30.40	33.62	29.53	33.26	9.41%
04/1996	33.26	33.26	30.55	31.37	-5.68%
05/1996	31.37	33.82	29.14	33.80	7.75%
06/1996	33.80	35.53	32.03	35.05	3.70%
07/1996	35.05	36.10	31.83	33.11	-5.53%
08/1996	33.11	35.02	33.11	34.51	4.23%
09/1996	34.51	36.99	34.36	36.94	7.04%
10/1996	36.94	38.73	36.23	36.23	-1.92%
11/1996	36.23	38.99	35.28	38.99	7.62%
12/1996	38.99	41.98	36.56	41.93	7.54%
01/1997	41.93	48.06	41.16	44.23	5.49%
02/1997	44.23	47.52	44.07	44.07	0.36%
03/1997	44.07	47.40	43.95	45.50	3.24%
04/1997	45.50	45.50	41.35	42.67	-6.22%
05/1997	42.67	45.99	42.57	45.99	7.78%
06/1997	45.99	51.38	45.99	47.81	3.96%
07/1997	47.81	56.14	47.55	55.12	15.29%
08/1997	55.12	56.65	49.65	50.11	-9.09%
09/1997	50.11	53.79	46.86	49.57	-1.08%
10/1997	49.57	49.65	39.27	42.36	-14.55%
11/1997	42.36	46.94	39.88	46.94	10.81%
12/1997	46.94	49.03	43.92	44.48	-5.24%
01/1998	44.48	45.86	40.65	44.74	0.58%
02/1998	44.74	49.93	43.20	49.93	11.60%
03/1998	49.93	50.11	47.65	47.65	-4.57%
04/1998	47.65	52.36	45.50	45.50	-4.51%
05/1998	45.50	47.04	42.44	42.69	-6.18%
06/1998	42.69	43.05	39.37	41.57	-2.62%
07/1998	41.57	45.45	35.38	35.79	-13.90%
08/1998	35.79	35.79	29.65	29.65	-17.16%
09/1998	29.65	32.47	29.14	30.63	3.31%
10/1998	30.63	31.44	25.64	31.44	2.64%
11/1998	31.44	38.09	31.44	35.02	11.39%
12/1998	35.02	35.02	27.10	28.12	-19.70%
01/1999	28.12	31.50	28.12	30.50	8.46%
02/1999	30.50	33.50	30.40	32.80	7.54%
03/1999	32.80	33.00	31.00	32.00	-2.44%
04/1999	32.00	38.70	31.80	38.50	20.31%
05/1999	38.50	42.40	38.50	40.00	3.90%
06/1999	40.00	42.00	39.25	42.00	5.00%
07/1999	42.00	46.70	41.30	42.00	0.00%
08/1999	42.00	43.70	41.70	42.00	0.00%
09/1999	42.00	43.20	39.20	40.00	-4.76%
10/1999	40.00	44.00	37.20	44.00	10.00%
11/1999	44.00	44.00	39.00	39.70	-9.77%
12/1999	39.70	41.00	36.80	40.10	1.01%
01/2000	40.10	47.00	38.50	45.00	12.22%
02/2000	45.00	45.00	36.00	38.20	-15.11%
03/2000	38.20	40.50	34.00	40.50	6.02%
04/2000	40.50	43.40	36.50	42.50	4.94%
05/2000	42.50	43.50	40.00	42.00	-1.18%
06/2000	42.00	43.90	39.05	43.90	4.52%
07/2000	43.90	52.60	43.45	52.60	19.82%
08/2000	52.60	61.00	50.00	61.00	15.97%
09/2000	61.00	74.00	60.50	70.25	15.16%
10/2000	70.25	78.50	64.50	78.50	11.74%
11/2000	78.50	81.00	73.00	78.00	0.64%
12/2000	78.00	79.50	67.00	69.60	-10.77%
01/2001	69.60	69.60	60.00	62.00	-10.92%
02/2001	62.00	69.30	60.50	68.20	10.00%
03/2001	68.20	70.00	57.10	64.00	-6.16%
04/2001	64.00	70.00	60.50	70.00	9.38%
05/2001	70.00	79.00	70.00	74.30	6.14%
06/2001	74.30	78.80	65.10	67.00	-9.83%
07/2001	67.00	67.30	62.20	66.31	-1.03%
08/2001	66.31	67.15	55.30	55.90	-15.70%
09/2001	55.90	58.50	32.20	36.70	-34.35%
10/2001	36.70	41.60	36.50	36.50	0.54%
11/2001	36.50	40.70	36.50	39.00	6.85%
12/2001	39.00	43.95	38.90	43.80	12.31%
01/2002	43.80	47.00	42.20	47.00	7.31%
02/2002	47.00	54.10	47.00	54.10	15.11%
03/2002	54.10	57.95	52.20	55.40	2.40%
04/2002	55.40	56.25	46.20	50.70	-8.48%
05/2002	50.70	50.70	46.00	47.00	-7.30%
06/2002	47.00	47.00	43.00	45.05	-4.15%
07/2002	45.05	45.90	38.00	42.00	-6.77%
08/2002	42.00	42.50	34.90	38.00	-9.52%
09/2002	38.00	38.30	34.50	34.50	-9.21%
10/2002	34.50	35.50	29.90	30.25	-12.32%
11/2002	30.25	35.25	30.25	34.50	14.05%
12/2002	34.50	34.50	30.90	31.15	-9.71%
01/2003	31.15	32.80	28.40	29.50	-5.30%
02/2003	29.50	29.50	25.30	25.30	-14.24%
03/2003	25.30	26.50	22.57	23.08	-8.77%
04/2003	23.08	26.15	23.08	24.54	6.33%
05/2003	24.54	26.46	24.39	26.01	5.99%
06/2003	26.01	31.00	26.01	30.12	15.80%
07/2003	30.12	31.03	28.02	29.50	-2.06%
08/2003	29.50	33.85	28.00	33.85	14.75%
09/2003	33.85	35.75	29.20	29.20	-13.74%
10/2003	29.20	33.56	29.20	33.06	13.22%
11/2003	33.06	34.16	31.55	32.02	-3.15%
12/2003	32.02	34.50	31.50	34.50	7.75%
01/2004	34.50	35.65	32.70	33.49	-2.93%
02/2004	33.49	35.47	33.49	34.71	3.64%
03/2004	34.71	35.40	31.04	33.25	-4.21%
04/2004	33.25	37.80	33.05	35.40	6.47%
05/2004	35.40	37.90	35.10	37.79	6.75%
06/2004	37.79	42.00	37.50	41.20	9.02%
07/2004	41.20	42.50	38.70	42.50	3.16%
08/2004	42.50	43.50	39.40	43.03	1.25%
09/2004	43.03	45.28	41.20	41.20	-4.25%
10/2004	41.20	42.26	38.15	39.00	-5.34%
11/2004	39.00	42.20	39.00	40.00	2.56%
12/2004	40.00	41.10	38.93	39.00	-2.50%
01/2005	39.00	39.60	37.35	38.35	-1.67%
02/2005	38.35	42.00	38.35	41.20	7.43%
03/2005	41.20	45.00	41.00	44.55	8.13%
04/2005	44.55	46.10	43.50	45.60	2.36%
05/2005	45.60	51.50	45.60	51.50	12.94%
06/2005	51.50	54.60	49.00	54.60	6.02%
07/2005	54.60	56.15	52.60	54.35	0.46%
08/2005	54.35	55.45	53.40	53.88	0.86%
09/2005	53.88	55.87	51.10	55.87	3.69%
10/2005	55.87	57.00	52.96	54.40	-2.63%
11/2005	54.40	59.34	53.51	58.78	8.05%
12/2005	58.78	60.49	58.00	59.89	1.89%
01/2006	59.89	59.89	54.34	56.64	-5.43%
02/2006	56.64	62.55	56.64	61.02	7.73%
03/2006	61.02	65.95	60.25	65.20	6.85%
04/2006	65.20	70.71	63.36	67.26	3.16%
05/2006	67.26	69.55	63.22	64.44	-4.19%
06/2006	64.44	68.02	61.09	64.19	0.39%
07/2006	64.19	65.07	60.90	61.35	-4.42%
08/2006	61.35	62.21	57.41	58.49	-4.66%
09/2006	58.49	62.88	57.30	62.76	7.30%
10/2006	62.76	66.38	62.10	63.07	0.49%
11/2006	63.07	71.61	62.61	66.00	4.65%
12/2006	66.00	69.41	66.00	67.19	1.80%
01/2007	67.19	69.22	65.46	69.22	3.02%
02/2007	69.22	70.00	66.11	66.52	-3.90%
03/2007	66.52	69.20	65.39	67.13	0.92%
04/2007	67.13	69.80	66.15	68.78	2.46%
05/2007	68.78	75.20	68.78	75.20	9.33%
06/2007	75.20	75.20	70.01	70.14	-6.73%
07/2007	70.14	78.63	70.14	76.74	9.41%
08/2007	76.74	77.20	67.32	71.99	-6.19%
09/2007	71.99	74.50	68.53	74.50	3.49%
10/2007	74.50	74.77	66.08	67.75	-9.06%
11/2007	67.75	67.75	59.03	63.90	-5.68%
12/2007	63.90	63.90	58.70	60.54	-5.26%
01/2008	60.54	60.54	51.62	55.21	-8.80%
02/2008	55.21	58.72	54.50	54.81	0.72%
03/2008	54.81	54.81	46.61	46.99	-14.27%
04/2008	46.99	55.00	46.99	54.82	16.66%
05/2008	54.82	56.23	51.22	52.77	-3.74%
06/2008	52.77	52.77	42.07	42.07	-20.28%
07/2008	42.07	43.81	39.60	39.97	-4.99%
08/2008	39.97	44.86	39.39	44.86	12.23%
09/2008	44.86	47.01	38.92	39.59	-11.75%
10/2008	39.59	40.47	30.40	40.42	2.10%
11/2008	40.42	41.72	29.73	32.18	-20.39%
12/2008	32.18	32.59	27.99	28.82	-10.44%
01/2009	28.82	34.00	28.82	31.60	9.65%
02/2009	31.60	32.96	25.50	25.50	-19.30%
03/2009	25.50	28.40	23.15	26.76	4.94%
04/2009	26.76	30.97	25.98	30.97	15.73%
05/2009	30.97	33.29	30.76	31.71	2.39%
06/2009	31.71	37.73	29.57	30.26	-4.57%
07/2009	30.26	31.50	27.99	30.90	2.12%
08/2009	30.90	36.66	30.00	34.69	12.27%
09/2009	34.69	37.57	33.90	36.69	5.77%
10/2009	36.69	36.69	32.07	32.62	-11.09%
11/2009	32.62	35.09	32.42	34.72	6.44%
12/2009	34.72	39.03	34.72	38.45	10.74%
01/2010	38.45	44.77	38.45	44.19	14.93%
02/2010	44.19	46.85	42.48	46.59	5.43%
03/2010	46.59	55.31	46.59	53.31	14.42%
04/2010	53.31	56.07	51.67	55.18	3.51%
05/2010	55.18	58.04	50.36	52.23	-5.35%
06/2010	52.23	55.59	50.16	51.83	0.77%
07/2010	51.83	53.07	48.03	51.20	-1.22%
08/2010	51.20	53.16	47.61	48.63	-5.02%
09/2010	48.63	50.72	47.10	48.68	0.10%
10/2010	48.68	51.24	48.42	51.19	5.16%
11/2010	51.19	51.19	45.99	48.72	-4.83%
12/2010	48.72	50.20	47.54	49.24	1.07%
01/2011	49.24	54.05	49.24	50.63	2.82%
02/2011	50.63	53.46	50.63	52.50	3.69%
03/2011	52.50	52.50	48.98	51.92	-1.10%
04/2011	51.92	54.01	49.41	54.01	4.03%
05/2011	54.01	56.16	53.25	53.96	0.09%
06/2011	53.96	53.96	50.00	50.71	-6.02%
07/2011	50.71	52.86	48.00	48.00	-5.34%
08/2011	48.00	49.36	40.58	46.11	-3.94%
09/2011	46.11	47.40	43.01	45.58	-1.15%
10/2011	45.58	48.30	43.71	48.30	5.97%
11/2011	48.30	49.95	45.67	49.92	3.35%
12/2011	49.92	57.13	49.92	57.05	14.28%
01/2012	57.05	59.38	56.36	56.66	0.68%
02/2012	56.66	58.32	55.91	56.09	-1.01%
03/2012	56.09	57.82	55.08	55.72	0.66%
04/2012	55.72	58.13	54.60	57.68	3.52%
05/2012	57.68	58.80	54.77	56.19	-2.58%
06/2012	56.19	57.96	54.04	57.16	1.73%
07/2012	57.16	61.42	57.16	60.20	5.32%
08/2012	60.20	60.58	56.40	56.69	-5.83%
09/2012	56.69	57.78	53.25	54.44	-3.97%
10/2012	54.44	57.12	53.64	54.50	0.11%
11/2012	54.50	58.28	54.12	56.96	4.51%
12/2012	56.96	58.24	56.19	57.10	0.25%
01/2013	57.10	59.48	54.39	54.39	-4.75%
02/2013	54.39	58.62	54.39	58.58	7.70%
03/2013	58.58	67.27	58.58	66.58	13.66%
04/2013	66.58	71.40	65.41	69.58	4.51%
05/2013	69.58	78.60	69.34	77.30	11.10%
06/2013	77.30	79.48	74.05	79.48	2.82%
07/2013	79.48	82.44	78.23	80.00	0.65%
08/2013	80.00	81.10	76.42	79.09	-1.14%
09/2013	79.09	88.68	79.09	86.84	9.80%
10/2013	86.84	96.52	83.98	96.52	11.15%
11/2013	96.52	102.41	96.52	99.22	2.80%
12/2013	99.22	100.53	96.22	99.48	0.26%
01/2014	99.48	106.00	93.00	93.00	-6.51%
02/2014	93.00	96.75	88.71	94.00	1.08%
03/2014	94.00	95.19	88.29	90.91	-3.29%
04/2014	90.91	94.99	88.28	92.86	2.14%
05/2014	92.86	99.32	92.86	98.92	6.53%
06/2014	98.92	101.05	93.27	93.27	-5.71%
07/2014	93.27	96.07	90.27	90.27	-3.22%
08/2014	90.27	97.87	88.92	96.42	6.81%
09/2014	96.42	102.00	95.48	101.69	5.47%
10/2014	101.69	101.69	90.89	100.51	-1.16%
11/2014	100.51	108.86	100.07	108.86	8.31%
12/2014	108.86	109.19	96.63	109.19	0.30%
01/2015	109.19	129.00	106.09	128.90	18.05%
02/2015	128.90	139.05	126.94	134.96	4.70%
03/2015	134.96	145.00	134.96	140.90	4.40%
04/2015	140.90	145.66	130.80	130.80	-7.17%
05/2015	130.80	132.47	124.30	128.23	-1.96%
06/2015	128.23	131.48	124.14	125.00	-2.52%
07/2015	125.00	136.21	125.00	131.19	4.95%
08/2015	131.19	133.52	111.82	117.81	-10.20%
09/2015	117.81	122.26	112.97	116.48	-1.13%
10/2015	116.48	134.78	116.48	134.50	15.47%
11/2015	134.50	140.61	132.47	138.91	3.28%
12/2015	138.91	139.92	127.95	135.53	-2.43%
01/2016	135.53	135.53	106.03	110.29	-18.62%
02/2016	110.29	110.63	93.53	109.75	0.49%
03/2016	109.75	120.59	108.90	110.00	0.23%
04/2016	110.00	120.67	110.00	116.96	6.33%
05/2016	116.96	118.81	113.45	113.45	-3.00%
06/2016	113.45	118.00	111.50	115.51	1.82%
07/2016	115.51	123.88	113.56	119.04	3.06%
08/2016	119.04	120.33	115.77	115.77	-2.75%
09/2016	115.77	118.69	113.42	117.49	1.49%
10/2016	117.49	132.18	117.49	129.42	10.15%
11/2016	129.42	143.13	126.22	143.13	10.59%
12/2016	143.13	150.85	141.79	146.62	2.44%
01/2017	146.62	157.51	146.62	151.18	3.11%
02/2017	151.18	170.39	150.17	170.39	12.71%
03/2017	170.39	174.81	161.61	165.99	-2.58%
04/2017	165.99	168.50	165.37	167.74	1.05%
05/2017	167.74	171.34	158.96	165.92	-1.09%
06/2017	165.92	180.00	165.92	173.85	4.78%
07/2017	173.85	207.36	173.85	207.36	19.28%
08/2017	207.36	207.36	197.32	200.76	-3.18%
09/2017	200.76	216.89	196.25	214.70	6.94%
10/2017	214.70	227.00	214.70	222.37	3.57%
11/2017	222.37	229.89	221.52	226.86	2.02%
12/2017	226.86	251.20	226.86	247.75	9.21%
01/2018	247.75	285.52	245.00	285.52	15.25%
02/2018	285.52	302.25	262.80	302.25	5.86%
03/2018	302.25	302.25	260.48	264.29	-12.56%
04/2018	264.29	284.35	262.58	280.19	6.02%
05/2018	280.19	311.07	272.99	302.32	7.90%
06/2018	302.32	315.30	281.37	289.44	-4.26%
07/2018	289.44	312.08	284.89	303.37	4.81%
08/2018	303.37	307.14	290.32	296.63	-2.22%
09/2018	296.63	321.00	294.45	321.00	8.22%
10/2018	321.00	335.45	298.00	316.51	-1.40%
11/2018	316.51	324.63	276.23	299.16	-5.48%
12/2018	299.16	313.20	268.41	278.20	-7.01%
01/2019	278.20	339.83	276.03	335.68	20.66%
02/2019	335.68	387.23	335.68	387.23	15.36%
03/2019	387.23	389.44	323.28	340.50	-12.07%
04/2019	340.50	353.00	323.55	335.40	-1.50%
05/2019	335.40	336.60	300.00	308.40	-8.05%
06/2019	308.40	333.10	298.85	318.25	3.19%
07/2019	318.25	335.85	305.00	314.20	-1.27%
08/2019	314.20	331.40	289.40	331.40	5.47%
09/2019	331.40	352.35	323.60	350.45	5.75%
10/2019	350.45	350.45	298.75	306.75	-12.47%
11/2019	306.75	340.10	306.75	332.55	8.41%
12/2019	332.55	332.55	294.95	295.60	-11.11%
01/2020	295.60	304.65	280.00	289.05	-2.22%
02/2020	289.05	319.85	247.35	247.35	-14.43%
03/2020	247.35	256.70	85.25	138.78	-43.89%
04/2020	138.78	143.00	112.88	129.56	-6.64%
05/2020	129.56	139.20	110.60	129.72	0.12%
06/2020	129.72	204.00	129.72	162.54	25.30%
07/2020	162.54	163.64	135.02	135.02	-16.93%
08/2020	135.02	157.16	135.02	144.92	7.33%
09/2020	144.92	146.10	125.64	144.04	0.61%
10/2020	144.04	144.16	122.50	122.50	-14.95%
11/2020	122.50	184.60	122.50	177.56	44.95%
12/2020	177.56	200.50	176.74	176.74	0.46%
01/2021	176.74	176.74	159.84	159.84	-9.56%
02/2021	159.84	187.74	159.84	177.06	10.77%
03/2021	177.06	224.10	177.06	217.00	22.56%
04/2021	217.00	217.00	192.84	193.86	-10.66%
05/2021	193.86	204.25	181.60	200.75	3.55%
06/2021	200.75	211.30	199.72	202.00	0.62%
07/2021	202.00	202.85	174.22	193.90	-4.01%
08/2021	193.90	202.75	181.50	185.36	-4.40%
09/2021	185.36	194.30	177.10	191.30	3.20%
10/2021	191.30	200.00	177.18	177.38	-7.28%
11/2021	177.38	202.00	172.56	172.56	-2.72%
12/2021	172.56	186.78	167.68	179.22	3.86%
01/2022	179.22	201.20	165.96	172.36	-3.83%
02/2022	172.36	192.40	170.26	182.60	5.94%
03/2022	182.60	182.60	157.00	175.64	-3.81%
04/2022	175.64	175.64	141.40	141.40	-19.49%
05/2022	141.40	145.90	110.88	123.46	-12.69%
06/2022	123.46	135.68	110.06	130.72	5.88%
07/2022	130.72	158.00	130.72	154.46	18.16%
08/2022	154.46	170.30	154.46	160.02	3.60%
09/2022	160.02	160.02	125.10	125.10	-21.82%
10/2022	125.10	145.20	125.10	145.20	16.07%
11/2022	145.20	175.50	145.00	171.16	17.88%
12/2022	171.16	185.00	166.72	175.90	2.77%
01/2023	175.90	199.00	175.90	195.38	11.07%
02/2023	195.38	205.20	189.08	189.08	-3.22%
03/2023	189.08	202.95	181.00	196.70	4.03%
04/2023	196.70	197.54	182.18	187.30	-4.78%
05/2023	187.30	192.56	178.20	190.94	1.94%
06/2023	190.94	206.60	186.12	193.08	1.12%
07/2023	193.08	216.80	187.30	216.80	12.29%
08/2023	216.80	218.20	200.25	211.25	-2.56%
09/2023	211.25	211.25	179.90	181.58	-14.04%
10/2023	181.58	186.70	169.40	172.36	-5.08%
11/2023	172.36	212.60	172.36	212.60	23.35%
12/2023	212.60	241.75	212.60	233.50	9.83%
01/2024	233.50	233.50	184.00	195.06	-16.46%
02/2024	195.06	198.60	185.36	188.66	-3.28%
03/2024	188.66	188.66	165.84	178.52	-5.37%
04/2024	178.52	178.52	151.80	161.00	-9.81%
05/2024	161.00	173.78	159.46	160.86	0.09%
06/2024	160.86	177.00	160.86	170.38	5.92%
07/2024	170.38	179.56	162.76	179.56	5.39%
08/2024	179.56	179.56	149.50	155.90	-13.18%
09/2024	155.90	158.52	136.48	136.48	-12.46%
10/2024	136.48	148.72	135.72	137.30	0.60%
11/2024	137.30	146.62	131.50	146.40	6.63%
12/2024	146.40	172.56	145.54	168.00	14.75%
01/2025	168.00	171.82	161.30	171.34	1.99%
02/2025	171.34	179.44	166.16	168.54	-1.63%
03/2025	168.54	169.74	137.34	157.96	-6.28%
04/2025	157.96	161.30	126.20	161.30	2.11%
05/2025	161.30	185.00	161.30	180.70	12.03%
06/2025	180.70	190.00	170.00	176.72	-2.20%
07/2025	176.72	203.00	176.72	194.26	9.93%
08/2025	194.26	202.70	190.90	202.70	4.34%
09/2025	202.70	203.75	179.30	182.42	-10.00%
10/2025	182.42	192.00	173.36	173.36	-4.97%
11/2025	173.36	177.90	154.68	163.44	-5.72%
12/2025	163.44	185.16	162.50	185.16	13.29%
EOF

set term pdf size 22,13
set term pdf font "sans,20"
set output "Boeing_stock_price.pdf"
set grid
set key top left
set xdata time
set timefmt "%m/%Y"
set format x "%b %Y"
set xtics rotate by -90 
set xtics 365.25*24*60*60/1	# 1 tics per year

wd = 15.25*24*60*60	# 15.25 days box width
set style fill transparent solid 0.8
plot $data using 1:(($3+$4)/2):(wd):(($4-$3)/2) with boxxyerror lw 1 lc 3 title "Boeing [US0970231058] "