$data <<EOF
12/1988	10.40	10.63	10.40	10.51	1.06%
01/1989	10.51	11.91	10.33	11.73	11.61%
02/1989	11.73	11.99	11.18	11.33	-3.41%
03/1989	11.33	13.20	11.33	12.53	10.59%
04/1989	12.53	13.55	12.53	12.95	3.35%
05/1989	12.95	14.35	12.63	13.96	7.80%
06/1989	13.96	13.96	12.96	13.55	-2.94%
07/1989	13.55	13.80	13.03	13.03	-3.84%
08/1989	13.03	13.91	12.82	13.88	6.52%
09/1989	13.88	15.08	13.88	14.00	0.86%
10/1989	14.00	16.49	14.00	15.86	13.29%
11/1989	15.86	16.21	14.51	15.72	0.88%
12/1989	15.72	16.23	14.38	14.38	-8.52%
01/1990	14.38	15.02	13.68	13.80	-4.03%
02/1990	13.80	15.02	13.80	14.52	5.22%
03/1990	14.52	15.15	14.50	14.53	0.07%
04/1990	14.53	14.66	13.78	13.93	-4.13%
05/1990	13.93	14.99	13.93	14.99	7.61%
06/1990	14.99	15.47	14.44	14.88	0.73%
07/1990	14.88	16.41	14.52	16.14	8.47%
08/1990	16.14	16.94	14.67	15.34	-4.96%
09/1990	15.34	15.62	14.96	14.96	-2.48%
10/1990	14.96	14.96	13.00	13.32	-10.96%
11/1990	13.32	13.32	12.85	13.27	0.38%
12/1990	13.27	14.16	13.01	14.02	5.65%
01/1991	14.02	15.77	13.49	13.49	-3.78%
02/1991	13.49	14.41	12.91	14.41	6.82%
03/1991	14.41	17.29	14.41	17.06	18.39%
04/1991	17.06	17.58	16.00	16.74	-1.88%
05/1991	16.74	17.28	15.85	16.21	-3.17%
06/1991	16.21	16.59	15.66	16.32	0.68%
07/1991	16.32	16.80	15.82	16.26	0.37%
08/1991	16.26	16.26	15.36	15.98	-1.72%
09/1991	15.98	16.08	15.29	15.49	-3.07%
10/1991	15.49	16.78	15.49	16.07	3.74%
11/1991	16.07	16.07	13.70	14.09	-12.32%
12/1991	14.09	14.09	12.95	13.23	-6.10%
01/1992	13.23	14.19	12.91	13.08	-1.13%
02/1992	13.08	13.33	12.54	13.06	0.15%
03/1992	13.06	13.68	12.95	13.38	2.45%
04/1992	13.38	14.47	13.24	14.47	8.15%
05/1992	14.47	15.06	13.49	14.87	2.76%
06/1992	14.87	14.87	13.13	13.29	-10.63%
07/1992	13.29	13.36	12.49	13.36	0.53%
08/1992	13.36	13.70	12.88	13.10	-1.95%
09/1992	13.10	14.38	12.99	13.42	2.44%
10/1992	13.42	14.50	13.11	14.25	6.18%
11/1992	14.25	14.32	13.49	14.09	-1.12%
12/1992	14.09	14.25	13.65	14.25	1.14%
01/1993	14.25	14.64	13.80	14.64	2.74%
02/1993	14.64	16.31	14.64	16.11	10.04%
03/1993	16.11	17.06	16.11	17.06	5.90%
04/1993	17.06	17.47	16.36	17.32	1.52%
05/1993	17.32	18.05	17.00	18.05	4.21%
06/1993	18.05	19.21	17.96	18.83	4.32%
07/1993	18.83	19.81	17.86	19.81	5.20%
08/1993	19.81	19.84	18.47	19.68	0.66%
09/1993	19.68	20.00	18.25	20.00	1.63%
10/1993	20.00	20.73	19.39	20.71	3.55%
11/1993	20.71	20.92	18.62	18.62	-10.09%
12/1993	18.62	19.43	18.34	19.43	4.35%
01/1994	19.43	20.75	19.43	20.40	4.99%
02/1994	20.40	20.87	18.94	18.94	-7.16%
03/1994	18.94	20.00	17.96	17.96	-5.17%
04/1994	17.96	19.81	17.96	19.53	8.74%
05/1994	19.53	19.53	18.21	18.44	-5.58%
06/1994	18.44	19.43	17.00	17.64	-4.34%
07/1994	17.64	18.02	17.08	17.84	1.13%
08/1994	17.84	18.00	16.67	17.31	-2.97%
09/1994	17.31	17.49	15.90	16.49	-4.74%
10/1994	16.49	17.38	16.36	17.38	5.40%
11/1994	17.38	17.72	16.36	17.72	1.96%
12/1994	17.72	18.23	17.23	17.49	-1.30%
01/1995	17.49	18.02	16.90	17.56	0.40%
02/1995	17.56	17.97	17.23	17.64	0.46%
03/1995	17.64	17.64	16.41	16.62	-5.78%
04/1995	16.62	16.80	15.59	16.80	1.08%
05/1995	16.80	17.84	16.80	17.13	1.96%
06/1995	17.13	17.67	17.13	17.26	0.76%
07/1995	17.26	17.26	16.36	17.26	0.00%
08/1995	17.26	18.15	17.26	18.10	4.87%
09/1995	18.10	18.97	18.02	18.02	0.44%
10/1995	18.02	18.36	16.74	16.74	-7.10%
11/1995	16.74	18.15	16.74	18.02	7.65%
12/1995	18.02	19.66	18.02	19.30	7.10%
01/1996	19.30	20.40	19.22	19.79	2.54%
02/1996	19.79	21.53	19.51	20.61	4.14%
03/1996	20.61	21.68	20.61	21.68	5.19%
04/1996	21.68	22.88	21.27	22.88	5.54%
05/1996	22.88	24.29	21.60	23.47	2.58%
06/1996	23.47	23.90	23.06	23.06	-1.75%
07/1996	23.06	23.65	21.55	21.55	-6.55%
08/1996	21.55	22.93	21.55	22.34	3.67%
09/1996	22.34	24.49	22.34	24.13	8.01%
10/1996	24.13	26.59	24.13	25.72	6.59%
11/1996	25.72	26.43	24.93	26.43	2.76%
12/1996	26.43	26.59	24.16	26.25	0.68%
01/1997	26.25	28.25	25.87	28.12	7.12%
02/1997	28.12	29.78	27.81	28.81	2.45%
03/1997	28.81	30.93	27.76	30.93	7.36%
04/1997	30.93	30.93	27.56	29.68	-4.04%
05/1997	29.68	31.75	29.68	30.91	4.14%
06/1997	30.91	34.13	30.83	32.72	5.86%
07/1997	32.72	37.30	32.72	37.30	14.00%
08/1997	37.30	38.09	35.41	36.97	0.88%
09/1997	36.97	40.65	35.87	38.35	3.73%
10/1997	38.35	40.39	35.15	35.48	-7.48%
11/1997	35.48	38.53	35.48	36.30	2.31%
12/1997	36.30	36.30	32.77	35.15	-3.17%
01/1998	35.15	36.25	33.62	34.26	-2.53%
02/1998	34.26	36.94	34.26	36.69	7.09%
03/1998	36.69	40.90	36.69	38.93	6.11%
04/1998	38.93	39.37	36.43	38.09	-2.16%
05/1998	38.09	39.63	36.25	36.66	-3.75%
06/1998	36.66	38.78	35.64	38.60	5.29%
07/1998	38.60	38.86	37.58	38.68	0.21%
08/1998	38.68	38.68	34.72	36.12	-6.62%
09/1998	36.12	37.20	33.11	37.20	2.99%
10/1998	37.20	37.20	33.23	33.49	-9.97%
11/1998	33.49	35.66	33.49	35.41	5.73%
12/1998	35.41	36.05	35.28	36.05	1.81%
01/1999	36.05	36.05	34.00	34.00	-5.69%
02/1999	34.00	35.00	34.00	35.00	2.94%
03/1999	35.00	41.75	35.00	41.75	19.29%
04/1999	41.75	48.50	41.00	48.50	16.17%
05/1999	48.50	48.50	43.50	43.50	-10.31%
06/1999	43.50	44.60	43.50	44.60	2.53%
07/1999	44.60	44.60	44.60	44.60	0.00%
08/1999	44.60	45.00	44.60	45.00	0.90%
09/1999	45.00	45.00	44.00	44.00	-2.22%
10/1999	44.00	44.00	40.40	40.75	-7.39%
11/1999	40.75	40.75	40.75	40.75	0.00%
12/1999	40.75	44.25	40.75	41.60	2.09%
01/2000	41.60	43.65	41.60	43.65	4.93%
02/2000	43.65	43.65	36.00	36.50	-16.38%
03/2000	36.50	47.50	36.50	47.50	30.14%
04/2000	47.50	48.25	44.25	46.50	-2.11%
05/2000	46.50	51.75	46.50	49.00	5.38%
06/2000	49.00	49.00	47.50	47.50	-3.06%
07/2000	47.50	47.50	40.50	40.50	-14.74%
08/2000	40.50	48.85	40.50	48.75	20.37%
09/2000	48.75	53.00	47.50	49.00	0.51%
10/2000	49.00	50.00	47.50	48.35	-1.33%
11/2000	48.35	50.50	46.75	48.50	0.31%
12/2000	48.50	48.50	42.50	46.00	-5.15%
01/2001	46.00	46.50	42.00	44.00	-4.35%
02/2001	44.00	47.50	43.75	46.50	5.68%
03/2001	46.50	50.00	46.25	48.75	4.84%
04/2001	48.75	54.25	47.75	54.25	11.28%
05/2001	54.25	56.50	51.00	56.50	4.15%
06/2001	56.50	58.00	52.25	52.25	-7.52%
07/2001	52.25	54.50	48.50	52.00	0.48%
08/2001	52.00	52.50	49.00	49.00	-5.77%
09/2001	49.00	51.75	42.50	45.75	-6.63%
10/2001	45.75	52.00	45.50	49.50	8.20%
11/2001	49.50	51.50	47.25	47.50	-4.04%
12/2001	47.50	51.00	46.75	50.65	6.63%
01/2002	50.65	51.25	48.00	48.50	-4.24%
02/2002	48.50	49.25	46.25	49.00	1.03%
03/2002	49.00	52.00	49.00	52.00	6.12%
04/2002	52.00	52.00	46.75	47.25	-9.13%
05/2002	47.25	49.65	46.00	46.00	-2.65%
06/2002	46.00	46.50	43.50	44.50	-3.26%
07/2002	44.50	45.00	33.15	36.65	-17.64%
08/2002	36.65	41.25	35.10	38.25	4.37%
09/2002	38.25	39.00	34.50	34.50	-9.80%
10/2002	34.50	38.25	34.35	34.68	0.52%
11/2002	34.68	34.75	32.90	33.60	-3.11%
12/2002	33.60	34.00	31.75	31.75	-5.51%
01/2003	31.75	33.35	28.45	29.50	-7.09%
02/2003	29.50	30.50	28.75	29.85	1.19%
03/2003	29.85	31.25	27.75	29.50	-1.17%
04/2003	29.50	31.00	28.30	28.30	-4.07%
05/2003	28.30	30.27	28.30	29.40	3.89%
06/2003	29.40	32.15	29.40	31.98	8.78%
07/2003	31.98	32.48	30.95	32.00	0.06%
08/2003	32.00	33.55	30.95	33.53	4.78%
09/2003	33.53	34.08	30.45	30.45	-9.19%
10/2003	30.45	32.10	30.45	31.82	4.50%
11/2003	31.82	32.72	30.85	31.20	-1.95%
12/2003	31.20	34.08	31.20	34.08	9.23%
01/2004	34.08	34.75	33.05	34.45	1.09%
02/2004	34.45	35.40	33.40	35.40	2.76%
03/2004	35.40	36.75	34.80	35.20	0.56%
04/2004	35.20	39.36	35.20	38.49	9.35%
05/2004	38.49	39.17	36.69	37.09	-3.64%
06/2004	37.09	38.94	36.75	38.44	3.64%
07/2004	38.44	39.75	37.55	39.75	3.41%
08/2004	39.75	40.85	37.95	39.61	0.35%
09/2004	39.61	44.05	39.61	43.42	9.62%
10/2004	43.42	44.92	40.72	40.72	-6.22%
11/2004	40.72	42.13	40.50	41.23	1.25%
12/2004	41.23	41.23	38.40	38.65	-6.26%
01/2005	38.65	41.72	38.35	41.26	6.75%
02/2005	41.26	47.01	41.26	46.89	13.65%
03/2005	46.89	46.89	43.48	45.11	-3.80%
04/2005	45.11	45.29	39.70	39.75	-11.88%
05/2005	39.75	43.78	39.75	43.78	10.14%
06/2005	43.78	48.90	43.78	46.79	6.88%
07/2005	46.79	49.00	46.30	48.25	3.12%
08/2005	48.25	50.51	47.30	50.10	3.83%
09/2005	50.10	54.28	49.65	54.28	8.34%
10/2005	54.28	54.28	46.29	47.62	-12.27%
11/2005	47.62	50.47	47.36	48.62	2.10%
12/2005	48.62	51.05	47.41	47.91	-1.46%
01/2006	47.91	51.16	47.91	48.87	2.00%
02/2006	48.87	49.32	46.87	47.44	-2.93%
03/2006	47.44	48.61	45.51	48.15	1.50%
04/2006	48.15	49.55	47.40	47.76	0.81%
05/2006	47.76	49.55	44.50	45.46	-4.82%
06/2006	45.46	49.53	44.35	48.92	7.61%
07/2006	48.92	53.78	48.77	51.34	4.95%
08/2006	51.34	53.00	50.32	50.66	-1.32%
09/2006	50.66	52.34	48.28	51.18	1.03%
10/2006	51.18	53.80	49.20	51.82	1.25%
11/2006	51.82	55.00	51.82	54.26	4.71%
12/2006	54.26	57.73	54.26	56.11	3.41%
01/2007	56.11	56.11	53.82	55.88	0.41%
02/2007	55.88	57.63	52.30	52.30	-6.41%
03/2007	52.30	56.00	49.81	55.20	5.54%
04/2007	55.20	57.75	55.03	57.75	4.62%
05/2007	57.75	61.87	57.75	61.50	6.49%
06/2007	61.50	62.71	59.79	62.71	1.97%
07/2007	62.71	68.03	61.99	63.39	1.08%
08/2007	63.39	65.00	57.75	65.00	2.54%
09/2007	65.00	67.20	63.25	65.81	1.25%
10/2007	65.81	66.01	61.95	62.23	-5.44%
11/2007	62.23	62.95	55.49	58.43	-6.11%
12/2007	58.43	65.57	58.43	64.38	10.18%
01/2008	64.38	64.38	53.63	54.82	-14.85%
02/2008	54.82	58.80	53.64	57.33	4.58%
03/2008	57.33	57.33	53.25	53.41	-6.84%
04/2008	53.41	61.94	53.41	61.94	15.97%
05/2008	61.94	66.27	61.43	63.86	3.10%
06/2008	63.86	64.65	61.99	62.41	-2.27%
07/2008	62.41	63.13	52.39	54.59	-12.53%
08/2008	54.59	59.73	53.35	58.84	7.79%
09/2008	58.84	59.94	54.96	57.74	-1.87%
10/2008	57.74	59.01	42.29	57.38	0.62%
11/2008	57.38	62.01	51.91	61.18	6.62%
12/2008	61.18	61.28	49.93	51.27	-16.20%
01/2009	51.27	57.22	51.27	54.89	7.06%
02/2009	54.89	57.63	48.66	48.66	-11.35%
03/2009	48.66	52.25	44.65	50.58	3.95%
04/2009	50.58	52.42	49.04	50.38	0.40%
05/2009	50.38	51.16	46.03	47.18	-6.35%
06/2009	47.18	51.46	47.10	47.57	0.83%
07/2009	47.57	48.47	43.91	48.07	1.05%
08/2009	48.07	49.43	47.29	48.59	1.08%
09/2009	48.59	49.82	47.70	48.18	0.84%
10/2009	48.18	52.84	46.94	52.84	9.67%
11/2009	52.84	53.10	51.52	51.90	-1.78%
12/2009	51.90	54.38	51.60	53.58	3.24%
01/2010	53.58	55.74	52.30	52.48	-2.05%
02/2010	52.48	54.69	51.27	53.19	1.35%
03/2010	53.19	56.07	53.19	56.07	5.41%
04/2010	56.07	62.50	56.07	62.15	10.84%
05/2010	62.15	63.81	58.24	60.08	-3.33%
06/2010	60.08	62.10	55.81	55.81	-7.11%
07/2010	55.81	58.25	53.51	58.10	4.10%
08/2010	58.10	60.40	57.80	57.89	0.36%
09/2010	57.89	61.90	57.89	59.56	2.88%
10/2010	59.56	61.36	59.09	59.51	0.08%
11/2010	59.51	62.91	58.49	62.34	4.76%
12/2010	62.34	70.00	62.34	68.94	10.59%
01/2011	68.94	71.00	68.46	69.49	0.80%
02/2011	69.49	75.48	69.33	74.55	7.28%
03/2011	74.55	77.03	71.35	77.03	3.33%
04/2011	77.03	77.05	71.96	73.47	-4.62%
05/2011	73.47	73.47	69.86	72.79	0.93%
06/2011	72.79	72.79	68.41	70.36	-3.34%
07/2011	70.36	76.20	70.36	72.66	3.27%
08/2011	72.66	73.94	63.41	69.10	-4.90%
09/2011	69.10	72.27	66.35	69.89	1.14%
10/2011	69.89	77.06	67.34	76.61	9.62%
11/2011	76.61	78.74	69.81	75.57	-1.36%
12/2011	75.57	83.23	75.50	83.23	10.14%
01/2012	83.23	85.56	77.97	78.89	-5.21%
02/2012	78.89	82.06	78.17	82.06	4.02%
03/2012	82.06	85.49	79.11	79.93	-2.60%
04/2012	79.93	81.15	77.16	80.19	0.33%
05/2012	80.19	81.47	77.53	78.76	-1.78%
06/2012	78.76	82.89	76.83	82.89	5.24%
07/2012	82.89	89.62	82.89	89.43	7.89%
08/2012	89.43	92.08	88.61	89.29	0.16%
09/2012	89.29	91.38	88.32	90.50	1.36%
10/2012	90.50	91.55	84.34	84.50	-6.63%
11/2012	84.50	85.74	79.84	81.38	-3.69%
12/2012	81.38	83.65	79.49	82.21	1.02%
01/2013	82.21	87.00	82.21	85.50	4.00%
02/2013	85.50	89.90	84.83	89.90	5.15%
03/2013	89.90	94.14	89.40	93.87	4.42%
04/2013	93.87	93.87	87.88	91.80	-2.21%
05/2013	91.80	98.45	91.80	96.01	4.59%
06/2013	96.01	96.01	88.93	91.10	-5.11%
07/2013	91.10	96.71	91.10	95.11	4.40%
08/2013	95.11	95.45	88.30	91.26	-4.05%
09/2013	91.26	93.82	89.64	89.64	-1.78%
10/2013	89.64	89.64	85.20	88.91	0.81%
11/2013	88.91	91.70	86.88	90.48	1.77%
12/2013	90.48	91.14	86.59	91.14	0.73%
01/2014	91.14	91.90	83.70	83.70	-8.16%
02/2014	83.70	84.57	81.00	84.38	0.81%
03/2014	84.38	85.93	81.91	85.93	1.84%
04/2014	85.93	91.99	84.46	90.87	5.75%
05/2014	90.87	92.00	89.33	89.93	-1.03%
06/2014	89.93	97.55	89.70	95.41	6.09%
07/2014	95.41	99.65	94.46	97.24	1.92%
08/2014	97.24	97.98	94.00	97.98	0.76%
09/2014	97.98	98.76	94.11	94.11	-3.95%
10/2014	94.11	94.42	84.96	94.31	0.21%
11/2014	94.31	95.81	87.50	87.50	-7.22%
12/2014	87.50	93.48	81.86	92.92	6.19%
01/2015	92.92	96.79	86.60	88.67	-4.57%
02/2015	88.67	99.05	88.67	95.32	7.50%
03/2015	95.32	98.80	93.87	98.31	3.14%
04/2015	98.31	103.89	96.50	99.53	1.24%
05/2015	99.53	99.53	93.65	93.65	-5.91%
06/2015	93.65	94.20	86.67	86.77	-7.35%
07/2015	86.77	87.16	80.60	81.20	-6.42%
08/2015	81.20	81.20	62.77	71.52	-11.92%
09/2015	71.52	71.52	66.77	69.80	-2.40%
10/2015	69.80	82.25	69.80	81.40	16.62%
11/2015	81.40	89.27	81.40	85.42	4.94%
12/2015	85.42	86.47	79.00	82.55	-3.36%
01/2016	82.55	82.79	69.24	78.56	-4.83%
02/2016	78.56	79.69	71.23	76.96	-2.04%
03/2016	76.96	86.41	76.96	83.57	8.59%
04/2016	83.57	91.25	81.80	88.60	6.02%
05/2016	88.60	91.48	87.81	90.91	2.61%
06/2016	90.91	94.90	88.34	94.90	4.39%
07/2016	94.90	96.68	90.00	90.00	-5.16%
08/2016	90.00	92.04	87.23	89.66	0.38%
09/2016	89.66	91.40	87.50	90.86	1.34%
10/2016	90.86	96.13	89.99	96.13	5.80%
11/2016	96.13	106.11	94.54	106.11	10.38%
12/2016	106.11	113.88	104.78	111.99	5.54%
01/2017	111.99	113.87	103.43	103.43	-7.64%
02/2017	103.43	107.21	102.49	105.13	1.64%
03/2017	105.13	108.19	97.73	100.29	-4.60%
04/2017	100.29	103.72	97.26	97.26	-3.02%
05/2017	97.26	97.59	92.45	92.45	-4.95%
06/2017	92.45	96.64	91.36	91.36	-1.18%
07/2017	91.36	94.02	88.74	92.64	1.40%
08/2017	92.64	94.68	89.46	91.55	-1.18%
09/2017	91.55	99.96	89.84	99.46	8.64%
10/2017	99.46	101.71	98.57	98.57	0.89%
11/2017	98.57	100.85	96.91	99.50	0.94%
12/2017	99.50	105.77	99.32	104.63	5.16%
01/2018	104.63	110.00	100.72	100.72	-3.74%
02/2018	100.72	100.72	88.85	93.59	-7.08%
03/2018	93.59	95.03	90.34	92.00	-1.70%
04/2018	92.00	105.44	92.00	105.44	14.61%
05/2018	105.44	110.09	103.24	106.37	0.88%
06/2018	106.37	108.99	104.11	107.43	1.00%
07/2018	107.43	109.00	103.45	108.80	1.28%
08/2018	108.80	108.80	101.78	102.12	-6.14%
09/2018	102.12	106.00	98.58	106.00	3.80%
10/2018	106.00	110.34	95.47	98.10	-7.45%
11/2018	98.10	106.79	96.32	103.97	5.98%
12/2018	103.97	106.51	92.34	95.64	-8.01%
01/2019	95.64	100.81	93.59	97.66	2.11%
02/2019	97.66	106.50	97.66	104.68	7.19%
03/2019	104.68	111.39	104.68	109.12	4.24%
04/2019	109.12	112.74	103.46	107.46	-1.52%
05/2019	107.46	108.22	101.32	101.32	-5.71%
06/2019	101.32	109.68	101.32	106.88	5.49%
07/2019	106.88	113.76	106.88	111.50	4.32%
08/2019	111.50	111.50	102.80	106.46	-4.52%
09/2019	106.46	113.46	105.10	108.22	1.65%
10/2019	108.22	108.22	102.08	103.80	-4.08%
11/2019	103.80	110.94	103.80	106.32	2.43%
12/2019	106.32	108.16	104.54	107.70	1.30%
01/2020	107.70	109.86	98.00	98.00	-9.01%
02/2020	98.00	102.60	84.37	84.37	-13.91%
03/2020	84.37	87.25	51.52	67.50	-20.00%
04/2020	67.50	86.10	64.52	84.34	24.95%
05/2020	84.34	87.49	80.95	80.95	-4.02%
06/2020	80.95	89.69	77.43	78.24	-3.35%
07/2020	78.24	79.46	69.46	69.46	-11.22%
08/2020	69.46	77.65	69.46	70.70	1.79%
09/2020	70.70	70.93	60.93	61.75	-12.66%
10/2020	61.75	63.38	57.61	59.15	-4.21%
11/2020	59.15	79.61	59.15	75.32	27.34%
12/2020	75.32	76.71	69.05	69.85	-7.26%
01/2021	69.85	78.76	69.82	73.46	5.17%
02/2021	73.46	84.81	71.15	82.09	11.75%
03/2021	82.09	93.63	82.09	90.06	9.71%
04/2021	90.06	90.06	83.99	86.05	-4.45%
05/2021	86.05	91.27	84.37	84.96	-1.27%
06/2021	84.96	90.60	84.96	88.18	3.79%
07/2021	88.18	90.08	80.93	85.70	-2.81%
08/2021	85.70	87.24	79.91	83.14	-2.99%
09/2021	83.14	89.16	80.00	88.83	6.84%
10/2021	88.83	98.97	88.83	98.97	11.42%
11/2021	98.97	104.48	97.36	98.85	0.12%
12/2021	98.85	105.42	98.85	103.98	5.19%
01/2022	103.98	120.54	103.98	117.04	12.56%
02/2022	117.04	127.98	113.20	127.98	9.35%
03/2022	127.98	157.66	127.98	148.64	16.14%
04/2022	148.64	159.38	147.38	148.82	0.12%
05/2022	148.82	167.50	148.82	163.82	10.08%
06/2022	163.82	169.22	134.60	138.50	-15.46%
07/2022	138.50	160.48	134.66	160.48	15.87%
08/2022	160.48	165.92	150.00	158.82	-1.03%
09/2022	158.82	162.88	146.68	148.08	-6.76%
10/2022	148.08	183.40	148.08	183.40	23.85%
11/2022	183.40	187.16	172.58	175.96	-4.06%
12/2022	175.96	175.96	159.06	166.22	-5.54%
01/2023	166.22	171.90	159.40	159.40	-4.10%
02/2023	159.40	161.58	150.60	152.20	-4.52%
03/2023	152.20	156.80	142.28	150.26	-1.27%
04/2023	150.26	156.86	150.00	152.88	1.74%
05/2023	152.88	152.88	141.58	142.74	-6.63%
06/2023	142.74	149.40	139.08	144.28	1.08%
07/2023	144.28	148.88	136.26	148.88	3.19%
08/2023	148.88	149.74	144.72	148.30	0.39%
09/2023	148.30	162.36	148.30	159.26	7.39%
10/2023	159.26	160.52	137.10	137.24	-13.83%
11/2023	137.24	140.00	129.64	132.20	-3.67%
12/2023	132.20	138.22	131.90	135.84	2.75%
01/2024	135.84	139.70	129.68	138.04	1.62%
02/2024	138.04	144.60	136.58	141.28	2.35%
03/2024	141.28	144.98	136.76	144.98	2.62%
04/2024	144.98	155.18	144.98	152.88	5.45%
05/2024	152.88	153.58	144.80	148.50	-2.86%
06/2024	148.50	148.62	141.62	147.00	-1.01%
07/2024	147.00	150.00	141.24	148.80	1.22%
08/2024	148.80	148.80	130.28	134.00	-9.95%
09/2024	134.00	134.00	123.32	132.00	-1.49%
10/2024	132.00	139.82	132.00	137.14	3.89%
11/2024	137.14	156.02	137.14	153.06	11.61%
12/2024	153.06	154.50	136.00	138.10	-9.77%
01/2025	138.10	160.00	138.10	144.08	4.33%
02/2025	144.08	152.84	144.08	150.56	4.50%
03/2025	150.56	156.26	137.40	154.66	2.72%
04/2025	154.66	155.22	119.00	120.28	-22.23%
05/2025	120.28	127.60	119.18	120.10	0.15%
06/2025	120.10	130.42	119.92	121.74	1.37%
07/2025	121.74	136.00	121.74	133.30	9.50%
08/2025	133.30	137.78	129.50	137.78	3.36%
09/2025	137.78	138.64	130.80	131.36	-4.66%
10/2025	131.36	137.70	129.00	137.70	4.83%
11/2025	137.70	137.70	128.28	129.08	-6.26%
12/2025	129.08	131.90	124.72	128.50	0.45%
EOF

set term pdf size 22,13
set term pdf font "sans,20"
set output "Chevron_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 "Chevron [US1667641005] "