$data <<EOF
08/1997	14.91	14.91	14.66	14.66	-1.68%
09/1997	14.66	14.66	13.38	13.38	-8.73%
10/1997	13.38	14.32	9.88	10.74	-19.73%
11/1997	10.74	11.29	10.14	10.14	-5.59%
12/1997	10.14	10.78	8.34	8.73	-13.91%
01/1998	8.73	10.06	8.73	10.06	15.23%
02/1998	10.06	11.80	10.06	11.80	17.30%
03/1998	11.80	11.84	11.80	11.84	0.34%
04/1998	11.84	12.44	11.33	11.67	-1.44%
05/1998	11.67	13.29	11.67	13.17	12.85%
06/1998	13.17	13.17	10.40	10.99	-16.55%
07/1998	10.99	11.08	10.29	11.08	0.82%
08/1998	11.08	11.08	11.08	11.08	0.00%
09/1998	11.08	11.08	7.16	7.16	-35.38%
10/1998	7.16	7.16	6.77	6.77	-5.45%
11/1998	6.77	10.35	6.77	10.35	52.88%
12/1998	10.35	11.08	10.35	11.08	7.05%
01/1999	11.08	15.50	11.08	15.50	39.89%
02/1999	15.50	15.50	13.25	14.33	-7.55%
03/1999	14.33	15.25	13.08	15.17	5.86%
04/1999	15.17	17.83	14.92	17.42	14.83%
05/1999	17.42	19.17	16.33	19.17	10.05%
06/1999	19.17	22.17	19.17	21.73	13.35%
07/1999	21.73	25.67	20.50	21.73	0.00%
08/1999	21.73	23.67	20.57	22.67	4.33%
09/1999	22.67	26.17	20.33	24.67	8.82%
10/1999	24.67	27.80	23.33	27.80	12.69%
11/1999	27.80	42.33	27.80	40.67	46.29%
12/1999	40.67	51.33	40.67	51.33	26.21%
01/2000	51.33	57.97	41.67	55.57	8.26%
02/2000	55.57	74.00	55.57	69.33	24.76%
03/2000	69.33	74.33	61.00	64.67	-6.72%
04/2000	64.67	69.67	56.33	69.00	6.70%
05/2000	69.00	74.67	60.30	63.40	-8.12%
06/2000	63.40	73.20	63.40	66.20	4.42%
07/2000	66.20	72.00	60.50	61.50	-7.10%
08/2000	61.50	68.90	57.70	68.90	12.03%
09/2000	68.90	70.00	56.60	56.60	-17.85%
10/2000	56.60	60.00	48.00	60.00	6.01%
11/2000	60.00	60.00	46.20	46.20	-23.00%
12/2000	46.20	56.80	46.20	48.00	3.90%
01/2001	48.00	51.00	42.50	51.00	6.25%
02/2001	51.00	51.00	34.50	34.50	-32.35%
03/2001	34.50	42.00	31.70	40.00	15.94%
04/2001	40.00	45.40	35.00	45.20	13.00%
05/2001	45.20	48.50	41.70	42.30	-6.42%
06/2001	42.30	45.00	36.00	39.40	-6.86%
07/2001	39.40	40.00	32.00	36.50	-7.36%
08/2001	36.50	39.30	33.50	33.50	-8.22%
09/2001	33.50	34.00	21.00	24.00	-28.36%
10/2001	24.00	34.00	23.55	31.40	30.83%
11/2001	31.40	40.00	31.40	38.00	21.02%
12/2001	38.00	42.20	34.40	36.00	-5.26%
01/2002	36.00	38.90	33.30	36.00	0.00%
02/2002	36.00	36.00	31.50	34.20	-5.00%
03/2002	34.20	39.20	34.20	38.40	12.28%
04/2002	38.40	38.40	33.90	33.90	-11.72%
05/2002	33.90	34.00	29.20	29.20	-13.86%
06/2002	29.20	29.20	22.20	25.20	-13.70%
07/2002	25.20	26.00	21.00	21.50	-14.68%
08/2002	21.50	23.75	18.50	20.50	-4.65%
09/2002	20.50	20.50	13.80	13.80	-32.68%
10/2002	13.80	20.00	11.50	20.00	44.93%
11/2002	20.00	26.20	19.20	25.80	29.00%
12/2002	25.80	25.80	19.00	19.00	-26.36%
01/2003	19.00	21.20	16.70	16.70	-12.11%
02/2003	16.70	17.51	15.60	17.15	2.69%
03/2003	17.15	20.30	15.50	17.35	1.17%
04/2003	17.35	19.20	17.00	18.50	6.63%
05/2003	18.50	19.50	17.40	19.20	3.78%
06/2003	19.20	20.50	18.20	18.20	-5.21%
07/2003	18.20	21.00	17.75	19.20	5.49%
08/2003	19.20	22.60	17.80	22.60	17.71%
09/2003	22.60	24.30	20.80	20.80	-7.96%
10/2003	20.80	24.00	20.55	23.00	10.58%
11/2003	23.00	23.80	22.50	23.40	1.74%
12/2003	23.40	23.70	21.00	21.60	-7.69%
01/2004	21.60	23.50	21.50	21.50	0.46%
02/2004	21.50	21.90	20.60	21.00	-2.33%
03/2004	21.00	21.30	18.50	19.20	-8.57%
04/2004	19.20	20.50	18.50	18.50	-3.65%
05/2004	18.50	18.50	16.95	18.20	-1.62%
06/2004	18.20	18.50	17.40	18.40	1.10%
07/2004	18.40	18.40	15.15	15.40	-16.30%
08/2004	15.40	15.40	13.60	14.00	-9.09%
09/2004	14.00	15.10	13.45	13.90	0.71%
10/2004	13.90	14.70	13.70	14.55	4.68%
11/2004	14.55	16.00	14.45	15.16	4.19%
12/2004	15.16	15.50	14.16	14.27	-5.87%
01/2005	14.27	14.38	12.46	12.69	-11.07%
02/2005	12.69	13.65	12.48	13.50	6.38%
03/2005	13.50	13.92	12.74	12.74	-5.63%
04/2005	12.74	12.89	10.98	10.98	-13.81%
05/2005	10.98	12.32	10.90	12.32	12.20%
06/2005	12.32	13.55	12.32	13.35	8.36%
07/2005	13.35	14.96	12.78	14.17	6.14%
08/2005	14.17	14.60	13.06	13.19	-6.92%
09/2005	13.19	14.26	13.04	13.93	5.61%
10/2005	13.93	14.70	13.21	13.43	-3.59%
11/2005	13.43	15.16	13.34	14.67	9.23%
12/2005	14.67	15.62	14.67	15.05	2.59%
01/2006	15.05	16.48	15.03	15.03	0.13%
02/2006	15.03	15.20	14.10	14.50	-3.53%
03/2006	14.50	15.25	14.03	15.25	5.17%
04/2006	15.25	15.96	14.60	14.60	-4.26%
05/2006	14.60	15.00	12.57	12.57	-13.90%
06/2006	12.57	12.95	11.88	12.46	0.88%
07/2006	12.46	12.76	11.45	11.49	-7.78%
08/2006	11.49	13.00	11.49	12.88	12.10%
09/2006	12.88	13.74	12.34	13.74	6.68%
10/2006	13.74	14.15	13.04	13.42	-2.33%
11/2006	13.42	14.35	13.21	13.72	2.24%
12/2006	13.72	14.04	13.45	13.90	1.31%
01/2007	13.90	15.04	13.86	14.35	3.24%
02/2007	14.35	15.10	14.20	14.53	1.25%
03/2007	14.53	14.71	13.99	14.52	0.07%
04/2007	14.52	15.35	14.31	14.35	-1.17%
05/2007	14.35	14.88	14.29	14.33	0.14%
06/2007	14.33	14.53	13.88	14.22	0.77%
07/2007	14.22	14.55	12.49	12.71	-10.62%
08/2007	12.71	12.90	11.93	12.80	0.71%
09/2007	12.80	12.90	11.62	11.76	-8.13%
10/2007	11.76	12.05	11.15	11.80	0.34%
11/2007	11.80	11.87	10.12	10.55	-10.59%
12/2007	10.55	10.75	9.80	9.80	-7.11%
01/2008	9.80	9.80	7.86	8.40	-14.29%
02/2008	8.40	8.60	7.89	8.05	-4.17%
03/2008	8.05	8.05	6.40	6.67	-17.14%
04/2008	6.67	7.58	6.63	7.52	12.74%
05/2008	7.52	8.58	7.52	8.36	11.17%
06/2008	8.36	8.38	6.63	6.63	-20.69%
07/2008	6.63	7.32	6.31	7.15	7.84%
08/2008	7.15	9.05	7.12	8.96	25.31%
09/2008	8.96	9.39	7.01	7.01	-21.76%
10/2008	7.01	7.21	5.91	6.20	-11.55%
11/2008	6.20	6.90	5.05	5.15	-16.94%
12/2008	5.15	5.15	4.57	4.60	-10.68%
01/2009	4.60	5.16	3.98	3.98	-13.48%
02/2009	3.98	4.51	3.52	3.56	-10.55%
03/2009	3.56	3.84	2.97	3.55	0.28%
04/2009	3.55	5.20	3.55	5.16	45.35%
05/2009	5.16	5.41	4.37	5.01	-2.91%
06/2009	5.01	6.03	5.01	5.37	7.19%
07/2009	5.37	5.58	4.99	5.36	0.19%
08/2009	5.36	6.04	5.12	6.04	12.69%
09/2009	6.04	6.71	5.83	6.50	7.62%
10/2009	6.50	6.83	5.48	5.48	-15.69%
11/2009	5.48	5.92	5.32	5.32	-2.92%
12/2009	5.32	6.37	5.32	6.31	18.61%
01/2010	6.31	6.54	5.90	5.90	-6.50%
02/2010	5.90	6.39	5.81	6.32	7.12%
03/2010	6.32	7.46	6.32	7.30	15.51%
04/2010	7.30	7.87	6.87	7.09	-2.88%
05/2010	7.09	7.10	6.01	6.36	-10.30%
06/2010	6.36	7.18	6.33	6.57	3.30%
07/2010	6.57	6.90	6.18	6.18	-5.94%
08/2010	6.18	6.38	5.22	5.22	-15.53%
09/2010	5.22	5.87	5.22	5.59	7.09%
10/2010	5.59	6.32	5.33	6.25	11.81%
11/2010	6.25	6.98	6.20	6.95	11.20%
12/2010	6.95	7.87	6.83	7.79	12.09%
01/2011	7.79	8.98	7.79	8.87	13.86%
02/2011	8.87	9.46	8.71	9.32	5.07%
03/2011	9.32	9.63	8.35	8.81	-5.47%
04/2011	8.81	9.05	7.93	8.00	-9.19%
05/2011	8.00	8.22	7.69	7.78	-2.75%
06/2011	7.78	7.78	6.47	6.89	-11.44%
07/2011	6.89	7.16	5.52	5.52	-19.88%
08/2011	5.52	5.58	4.20	4.65	-15.76%
09/2011	4.65	5.19	4.00	4.95	6.45%
10/2011	4.95	5.46	4.73	5.08	2.63%
11/2011	5.08	5.33	4.22	4.67	-8.07%
12/2011	4.67	4.81	4.16	4.55	-2.57%
01/2012	4.55	5.65	4.55	5.06	11.21%
02/2012	5.06	5.75	5.06	5.68	12.25%
03/2012	5.68	6.35	5.31	6.14	8.10%
04/2012	6.14	6.14	4.44	4.48	-27.04%
05/2012	4.48	4.48	3.66	4.11	-8.26%
06/2012	4.11	4.55	3.80	4.22	2.68%
07/2012	4.22	4.38	3.74	4.38	3.79%
08/2012	4.38	5.02	4.37	4.61	5.25%
09/2012	4.61	5.18	4.33	4.39	-4.77%
10/2012	4.39	5.22	4.30	4.63	5.47%
11/2012	4.63	4.78	4.27	4.78	3.24%
12/2012	4.78	5.40	4.78	5.31	11.09%
01/2013	5.31	6.32	5.31	6.32	19.02%
02/2013	6.32	6.63	5.91	6.13	-3.01%
03/2013	6.13	6.28	5.84	6.05	-1.31%
04/2013	6.05	6.48	5.46	6.47	6.94%
05/2013	6.47	7.58	6.47	7.33	13.29%
06/2013	7.33	7.48	6.69	6.98	-4.77%
07/2013	6.98	7.53	6.38	6.46	-7.45%
08/2013	6.46	6.57	6.12	6.13	-5.11%
09/2013	6.13	7.10	6.13	6.79	10.77%
10/2013	6.79	6.83	5.54	5.68	-16.35%
11/2013	5.68	5.92	5.49	5.81	2.29%
12/2013	5.81	5.82	5.32	5.82	0.17%
01/2014	5.82	6.11	5.45	6.11	4.98%
02/2014	6.11	6.57	5.82	6.57	7.53%
03/2014	6.57	6.84	6.49	6.74	2.59%
04/2014	6.74	6.92	6.26	6.92	2.67%
05/2014	6.92	7.33	6.78	7.33	5.92%
06/2014	7.33	7.33	6.52	6.52	-11.05%
07/2014	6.52	6.96	6.35	6.35	-2.61%
08/2014	6.35	6.35	5.78	6.28	-1.10%
09/2014	6.28	6.55	5.91	6.12	-2.55%
10/2014	6.12	6.16	5.02	5.13	-16.18%
11/2014	5.13	6.03	5.13	6.03	17.54%
12/2014	6.03	6.24	5.69	6.20	2.82%
01/2015	6.20	7.44	6.09	7.41	19.52%
02/2015	7.41	7.98	7.41	7.98	7.69%
03/2015	7.98	9.20	7.98	8.70	9.02%
04/2015	8.70	9.12	7.53	7.53	-13.45%
05/2015	7.53	7.84	6.88	7.78	3.32%
06/2015	7.78	7.78	7.13	7.39	-5.01%
07/2015	7.39	7.51	6.88	7.08	-4.19%
08/2015	7.08	7.12	5.94	6.46	-8.76%
09/2015	6.46	6.81	5.61	5.96	-7.74%
10/2015	5.96	6.97	5.96	6.29	5.54%
11/2015	6.29	6.87	6.29	6.81	8.27%
12/2015	6.81	6.91	5.85	6.31	-7.34%
01/2016	6.31	6.35	5.23	6.02	-4.60%
02/2016	6.02	6.02	4.72	5.27	-12.46%
03/2016	5.27	5.46	4.89	4.89	-7.21%
04/2016	4.89	5.68	4.60	5.51	12.68%
05/2016	5.51	5.51	4.63	5.42	-1.63%
06/2016	5.42	5.42	4.91	5.25	-3.14%
07/2016	5.25	6.48	4.78	6.48	23.43%
08/2016	6.48	6.84	6.24	6.68	3.09%
09/2016	6.68	7.23	6.50	7.22	8.08%
10/2016	7.22	8.59	7.11	8.59	18.98%
11/2016	8.59	9.47	8.14	9.47	10.24%
12/2016	9.47	10.80	9.26	10.79	13.94%
01/2017	10.79	12.45	10.12	12.24	13.44%
02/2017	12.24	14.43	12.24	14.39	17.57%
03/2017	14.39	14.72	13.86	14.30	0.63%
04/2017	14.30	14.87	13.55	14.87	3.99%
05/2017	14.87	15.37	14.35	14.71	-1.08%
06/2017	14.71	15.07	12.46	12.52	-14.89%
07/2017	12.52	14.68	12.52	14.47	15.58%
08/2017	14.47	14.67	13.86	14.61	0.97%
09/2017	14.61	16.51	14.61	16.29	11.50%
10/2017	16.29	20.50	16.29	20.50	25.84%
11/2017	20.50	21.40	18.45	18.77	-8.44%
12/2017	18.77	18.84	18.00	18.41	-1.92%
01/2018	18.41	20.50	18.38	19.19	4.24%
02/2018	19.19	19.19	17.03	18.89	-1.56%
03/2018	18.89	20.31	17.50	17.90	-5.24%
04/2018	17.90	18.71	16.86	18.02	0.67%
05/2018	18.02	20.69	18.02	20.45	13.49%
06/2018	20.45	22.49	18.73	19.04	-6.89%
07/2018	19.04	20.76	18.50	18.85	-1.00%
08/2018	18.85	19.23	16.85	17.63	-6.47%
09/2018	17.63	17.68	15.31	15.73	-10.78%
10/2018	15.73	16.25	11.91	13.57	-13.73%
11/2018	13.57	13.82	11.94	12.89	-5.01%
12/2018	12.89	13.82	11.43	12.19	-5.43%
01/2019	12.19	14.43	10.57	13.95	14.44%
02/2019	13.95	15.07	13.41	14.35	2.87%
03/2019	14.35	14.90	12.95	12.95	-9.76%
04/2019	12.95	16.79	12.95	16.31	25.95%
05/2019	16.31	16.46	13.56	13.65	-16.31%
06/2019	13.65	15.60	13.65	15.60	14.29%
07/2019	15.60	17.57	15.46	16.77	7.50%
08/2019	16.77	16.77	15.07	16.08	-4.11%
09/2019	16.08	18.20	15.77	17.69	10.01%
10/2019	17.69	21.00	17.15	20.68	16.90%
11/2019	20.68	22.57	20.67	22.35	8.08%
12/2019	22.35	24.80	21.70	24.00	7.38%
01/2020	24.00	27.85	24.00	25.11	4.63%
02/2020	25.11	29.78	24.30	24.30	-3.23%
03/2020	24.30	25.11	13.48	19.67	-19.05%
04/2020	19.67	24.85	17.79	23.31	18.51%
05/2020	23.31	23.69	21.69	22.01	-5.58%
06/2020	22.01	24.94	22.01	23.94	8.77%
07/2020	23.94	26.51	23.65	23.65	-1.21%
08/2020	23.65	25.81	23.65	25.51	7.86%
09/2020	25.51	26.36	23.35	25.80	1.14%
10/2020	25.80	29.87	25.80	26.34	2.09%
11/2020	26.34	33.03	26.34	32.63	23.88%
12/2020	32.63	34.74	28.77	29.88	-8.43%
01/2021	29.88	33.79	29.88	32.93	10.21%
02/2021	32.93	35.69	31.85	32.09	-2.55%
03/2021	32.09	32.59	28.83	32.59	1.56%
04/2021	32.59	33.32	30.70	32.37	0.68%
05/2021	32.37	32.37	28.80	30.54	-5.65%
06/2021	30.54	31.68	30.01	30.55	0.03%
07/2021	30.55	35.04	30.55	34.49	12.90%
08/2021	34.49	37.88	34.49	37.87	9.80%
09/2021	37.87	40.15	37.57	37.57	0.79%
10/2021	37.57	41.15	35.56	40.54	7.91%
11/2021	40.54	46.27	40.54	42.72	5.38%
12/2021	42.72	45.12	41.10	43.87	2.69%
01/2022	43.87	44.95	39.07	41.18	-6.13%
02/2022	41.18	41.88	36.15	37.27	-9.49%
03/2022	37.27	41.23	32.91	39.89	7.03%
04/2022	39.89	39.89	33.81	35.01	-12.23%
05/2022	35.01	38.24	33.80	37.32	6.60%
06/2022	37.32	37.54	29.74	29.74	-20.31%
07/2022	29.74	37.21	27.60	37.21	25.12%
08/2022	37.21	39.16	34.98	35.52	-4.54%
09/2022	35.52	37.29	31.81	32.02	-9.85%
10/2022	32.02	35.20	31.46	32.10	0.25%
11/2022	32.10	37.51	30.63	35.89	11.81%
12/2022	35.89	38.30	33.04	33.40	-6.94%
01/2023	33.40	43.79	33.40	43.12	29.10%
02/2023	43.12	46.40	43.12	45.46	5.43%
03/2023	45.46	48.79	42.43	48.79	7.33%
04/2023	48.79	48.90	38.35	38.35	-21.40%
05/2023	38.35	41.95	37.71	40.74	6.23%
06/2023	40.74	46.13	40.74	45.40	11.44%
07/2023	45.40	50.31	43.43	49.24	8.46%
08/2023	49.24	49.24	41.85	43.69	-11.27%
09/2023	43.69	43.78	39.65	40.37	-7.60%
10/2023	40.37	42.50	35.40	36.16	-10.43%
11/2023	36.16	44.10	36.16	44.10	21.96%
12/2023	44.10	46.81	43.54	45.35	2.83%
01/2024	45.35	45.35	39.10	40.92	-9.77%
02/2024	40.92	42.87	40.27	41.49	1.39%
03/2024	41.49	44.49	39.77	40.04	-3.49%
04/2024	40.04	40.04	36.32	37.77	-5.67%
05/2024	37.77	39.09	36.40	37.58	0.50%
06/2024	37.58	41.30	36.55	36.55	-2.74%
07/2024	36.55	39.49	30.34	30.79	-15.76%
08/2024	30.79	30.79	26.22	28.11	-8.70%
09/2024	28.11	28.58	24.75	27.24	-3.09%
10/2024	27.24	27.24	24.70	25.60	-6.02%
11/2024	25.60	25.84	22.80	23.81	-6.99%
12/2024	23.81	25.50	23.43	24.21	1.68%
01/2025	24.21	25.76	21.45	21.61	-10.74%
02/2025	21.61	26.62	20.70	23.62	9.30%
03/2025	23.62	23.97	20.02	20.02	-15.24%
04/2025	20.02	20.73	16.90	20.10	0.40%
05/2025	20.10	23.27	20.05	22.44	11.64%
06/2025	22.44	26.39	21.57	26.00	15.86%
07/2025	26.00	28.55	22.54	22.54	-13.31%
08/2025	22.54	23.77	21.01	23.54	4.44%
09/2025	23.54	24.57	22.04	24.31	3.27%
10/2025	24.31	25.79	21.16	21.38	-12.05%
11/2025	21.38	21.38	19.05	19.59	-8.37%
12/2025	19.59	22.63	19.59	22.23	13.48%
EOF

set term pdf size 22,13
set term pdf font "sans,20"
set output "STMicroelectronics_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 "STMicroelectronics [NL0000226223] "