$data <<EOF
11/2004	3.80	4.02	3.30	3.30	-13.16%
12/2004	3.30	3.30	2.84	3.12	-5.45%
01/2005	3.12	3.36	2.56	2.56	-17.95%
02/2005	2.56	3.16	2.53	3.07	19.92%
03/2005	3.07	3.19	2.70	2.86	-6.84%
04/2005	2.86	3.00	2.64	2.74	-4.20%
05/2005	2.74	4.11	2.73	4.11	50.00%
06/2005	4.11	4.24	4.00	4.22	2.68%
07/2005	4.22	4.97	4.00	4.97	17.77%
08/2005	4.97	4.97	3.84	3.95	-20.52%
09/2005	3.95	4.91	3.79	4.70	18.99%
10/2005	4.70	5.30	4.34	5.15	9.57%
11/2005	5.15	6.85	5.13	6.63	28.74%
12/2005	6.63	7.51	6.63	6.81	2.71%
01/2006	6.81	8.75	6.66	8.64	26.87%
02/2006	8.64	8.64	6.97	7.10	-17.82%
03/2006	7.10	8.25	7.10	7.55	6.34%
04/2006	7.55	7.56	6.60	6.95	-7.95%
05/2006	6.95	6.95	5.46	5.88	-15.40%
06/2006	5.88	6.05	4.87	5.27	-10.37%
07/2006	5.27	5.27	4.27	4.89	-7.21%
08/2006	4.89	6.71	4.73	6.69	36.81%
09/2006	6.69	7.70	6.41	7.38	10.31%
10/2006	7.38	8.35	6.82	7.74	4.88%
11/2006	7.74	8.67	7.33	7.44	-3.88%
12/2006	7.44	7.73	6.95	7.05	-5.24%
01/2007	7.05	8.27	6.78	8.19	16.17%
02/2007	8.19	9.55	8.19	8.32	1.59%
03/2007	8.32	8.32	7.73	7.97	-4.21%
04/2007	7.97	8.47	7.39	7.64	-4.14%
05/2007	7.64	9.10	7.47	8.89	16.36%
06/2007	8.89	8.99	7.45	7.97	-10.35%
07/2007	7.97	8.30	7.29	7.29	-8.53%
08/2007	7.29	8.38	7.03	7.30	0.14%
09/2007	7.30	8.88	7.30	8.88	21.64%
10/2007	8.88	10.00	8.79	9.19	3.49%
11/2007	9.19	9.91	8.14	9.25	0.65%
12/2007	9.25	11.00	9.25	10.81	16.86%
01/2008	10.81	10.81	7.68	8.36	-22.66%
02/2008	8.36	10.27	8.36	10.27	22.85%
03/2008	10.27	10.27	8.70	8.90	-13.34%
04/2008	8.90	10.99	8.90	10.60	19.10%
05/2008	10.60	11.39	9.92	11.39	7.45%
06/2008	11.39	11.83	10.61	10.73	-5.79%
07/2008	10.73	11.02	9.66	10.26	-4.38%
08/2008	10.26	11.75	8.84	9.67	-5.75%
09/2008	9.67	10.23	7.77	7.77	-19.65%
10/2008	7.77	8.50	5.01	5.88	-24.32%
11/2008	5.88	6.19	4.27	5.52	-6.12%
12/2008	5.52	6.69	5.28	5.42	-1.81%
01/2009	5.42	6.31	5.08	5.28	-2.58%
02/2009	5.28	5.95	4.96	5.55	5.11%
03/2009	5.55	6.92	5.34	6.31	13.69%
04/2009	6.31	7.77	5.76	7.68	21.71%
05/2009	7.68	8.34	6.37	6.66	-13.28%
06/2009	6.66	7.39	6.63	6.80	2.10%
07/2009	6.80	8.02	6.47	7.64	12.35%
08/2009	7.64	9.46	7.64	9.05	18.46%
09/2009	9.05	10.02	8.88	9.66	6.74%
10/2009	9.66	10.57	9.19	9.97	3.21%
11/2009	9.97	11.25	9.50	10.38	4.11%
12/2009	10.38	13.15	10.30	13.15	26.69%
01/2010	13.15	13.15	11.19	11.38	-13.46%
02/2010	11.38	12.74	11.21	12.41	9.05%
03/2010	12.41	14.40	12.41	13.91	12.09%
04/2010	13.91	16.78	13.91	16.41	17.97%
05/2010	16.41	17.98	14.39	17.38	5.91%
06/2010	17.38	19.94	17.38	17.52	0.81%
07/2010	17.52	19.13	17.18	18.75	7.02%
08/2010	18.75	22.18	18.64	21.39	14.08%
09/2010	21.39	23.82	20.70	20.70	-3.23%
10/2010	20.70	20.75	17.42	20.50	0.97%
11/2010	20.50	27.77	20.18	27.31	33.22%
12/2010	27.31	28.77	25.39	25.40	-6.99%
01/2011	25.40	27.77	22.60	23.78	-6.38%
02/2011	23.78	26.71	23.20	23.20	-2.44%
03/2011	23.20	23.89	21.19	23.55	1.51%
04/2011	23.55	24.52	22.76	23.41	0.59%
05/2011	23.41	26.64	22.01	26.04	11.23%
06/2011	26.04	26.12	23.74	25.50	-2.07%
07/2011	25.50	27.89	25.00	25.00	-1.96%
08/2011	25.00	25.40	19.34	21.17	-15.32%
09/2011	21.17	24.30	21.07	21.37	0.94%
10/2011	21.37	24.45	21.10	24.45	14.41%
11/2011	24.45	24.94	19.58	20.63	-15.62%
12/2011	20.63	23.12	18.50	19.97	-3.20%
01/2012	19.97	22.52	19.06	21.83	9.31%
02/2012	21.83	26.39	21.83	26.37	20.80%
03/2012	26.37	29.64	26.37	29.35	11.30%
04/2012	29.35	30.50	28.00	29.34	0.03%
05/2012	29.34	29.93	26.03	28.12	-4.16%
06/2012	28.12	28.12	25.24	25.89	-7.93%
07/2012	25.89	29.02	25.38	25.38	-1.97%
08/2012	25.38	29.97	24.87	28.79	13.44%
09/2012	28.79	30.71	28.48	29.31	1.81%
10/2012	29.31	30.45	27.77	27.97	-4.57%
11/2012	27.97	30.82	27.30	30.42	8.76%
12/2012	30.42	32.29	29.63	31.05	2.07%
01/2013	31.05	32.94	31.05	31.46	1.32%
02/2013	31.46	32.75	30.93	31.44	0.06%
03/2013	31.44	35.86	31.44	34.53	9.83%
04/2013	34.53	34.53	30.90	31.29	-9.38%
05/2013	31.29	36.63	31.29	33.03	5.56%
06/2013	33.03	33.03	27.50	30.02	-9.11%
07/2013	30.02	33.52	29.20	33.52	11.66%
08/2013	33.52	36.97	31.41	36.97	10.29%
09/2013	36.97	39.95	36.75	38.42	3.92%
10/2013	38.42	40.28	36.72	39.04	1.61%
11/2013	39.04	43.30	38.12	38.12	-2.36%
12/2013	38.12	39.91	36.76	39.50	3.62%
01/2014	39.50	44.99	39.42	44.22	11.95%
02/2014	44.22	48.25	44.01	45.44	2.76%
03/2014	45.44	46.17	39.09	41.09	-9.57%
04/2014	41.09	42.30	35.59	36.24	-11.80%
05/2014	36.24	40.44	36.19	38.79	7.04%
06/2014	38.79	42.75	37.64	41.65	7.37%
07/2014	41.65	43.30	38.60	41.32	0.79%
08/2014	41.32	46.00	39.82	43.94	6.34%
09/2014	43.94	46.89	43.94	45.22	2.91%
10/2014	45.22	51.12	40.78	51.12	13.05%
11/2014	51.12	52.00	46.31	47.34	-7.39%
12/2014	47.34	50.15	42.71	50.15	5.94%
01/2015	50.15	52.48	48.23	50.42	0.54%
02/2015	50.42	62.13	50.16	62.00	22.97%
03/2015	62.00	63.37	59.12	62.83	1.34%
04/2015	62.83	64.90	58.87	64.90	3.29%
05/2015	64.90	67.47	62.26	65.65	1.16%
06/2015	65.65	66.71	62.45	62.45	-4.87%
07/2015	62.45	67.83	61.88	67.18	7.57%
08/2015	67.18	67.18	58.11	61.68	-8.19%
09/2015	61.68	64.49	59.80	60.92	-1.23%
10/2015	60.92	71.50	60.92	71.50	17.37%
11/2015	71.50	76.54	69.80	75.95	6.22%
12/2015	75.95	76.50	69.42	72.78	-4.17%
01/2016	72.78	72.78	60.37	61.86	-15.00%
02/2016	61.86	63.83	49.00	63.51	2.67%
03/2016	63.51	65.28	63.05	65.09	2.49%
04/2016	65.09	68.39	64.65	65.95	1.32%
05/2016	65.95	75.16	64.32	74.83	13.46%
06/2016	74.83	74.83	69.70	70.99	-5.13%
07/2016	70.99	75.11	70.69	73.09	2.96%
08/2016	73.09	73.26	67.58	70.82	-3.11%
09/2016	70.82	70.82	62.33	63.65	-10.12%
10/2016	63.65	68.88	60.22	68.51	7.64%
11/2016	68.51	73.49	67.00	68.56	0.07%
12/2016	68.56	68.56	63.95	65.70	-4.17%
01/2017	65.70	73.10	65.30	73.08	11.23%
02/2017	73.08	77.93	72.27	76.56	4.76%
03/2017	76.56	79.49	75.00	77.23	0.88%
04/2017	77.23	80.60	76.81	78.78	2.01%
05/2017	78.78	81.64	78.00	81.09	2.93%
06/2017	81.09	81.39	74.99	75.86	-6.45%
07/2017	75.86	78.99	75.16	76.76	1.19%
08/2017	76.76	80.29	73.98	80.29	4.60%
09/2017	80.29	81.88	78.18	78.57	-2.14%
10/2017	78.57	87.02	78.57	86.08	9.56%
11/2017	86.08	92.47	86.08	87.08	1.16%
12/2017	87.08	88.90	85.54	85.90	-1.36%
01/2018	85.90	92.00	85.90	91.50	6.52%
02/2018	91.50	96.15	83.97	96.15	5.08%
03/2018	96.15	103.92	91.89	92.67	-3.62%
04/2018	92.67	101.12	92.67	99.56	7.43%
05/2018	99.56	111.91	99.56	111.91	12.40%
06/2018	111.91	120.70	110.80	117.16	4.69%
07/2018	117.16	126.99	116.49	116.49	0.57%
08/2018	116.49	132.34	116.49	132.20	13.49%
09/2018	132.20	137.67	127.78	137.49	4.00%
10/2018	137.49	138.17	114.67	121.50	-11.63%
11/2018	121.50	125.18	104.59	125.18	3.03%
12/2018	125.18	127.34	109.52	117.32	-6.28%
01/2019	117.32	135.04	116.50	131.30	11.92%
02/2019	131.30	143.97	131.30	143.33	9.16%
03/2019	143.33	145.00	137.21	140.07	-2.27%
04/2019	140.07	149.24	137.38	147.62	5.39%
05/2019	147.62	147.62	136.02	136.02	-7.86%
06/2019	136.02	143.20	129.44	131.98	-2.97%
07/2019	131.98	144.40	131.98	141.76	7.41%
08/2019	141.76	142.02	125.68	142.02	0.18%
09/2019	142.02	142.88	136.12	136.12	-4.15%
10/2019	136.12	141.22	128.34	140.94	3.54%
11/2019	140.94	149.10	140.94	147.34	4.54%
12/2019	147.34	148.28	139.98	147.16	0.12%
01/2020	147.16	168.12	147.16	163.38	11.02%
02/2020	163.38	178.80	153.48	153.48	-6.06%
03/2020	153.48	156.30	107.70	135.44	-11.75%
04/2020	135.44	150.78	123.04	150.56	11.16%
05/2020	150.56	166.62	146.36	155.98	3.60%
06/2020	155.98	170.50	152.34	164.36	5.37%
07/2020	164.36	176.18	159.06	163.40	0.58%
08/2020	163.40	228.10	163.06	225.20	37.82%
09/2020	225.20	232.85	203.85	216.80	-3.73%
10/2020	216.80	228.00	197.38	197.38	-8.96%
11/2020	197.38	227.75	197.38	200.25	1.45%
12/2020	200.25	201.55	180.00	181.98	-9.12%
01/2021	181.98	188.70	177.30	184.86	1.58%
02/2021	184.86	206.00	181.98	181.98	-1.56%
03/2021	181.98	181.98	169.04	181.08	0.49%
04/2021	181.08	196.14	181.08	193.02	6.59%
05/2021	193.02	196.54	174.02	194.68	0.86%
06/2021	194.68	206.65	191.04	206.65	6.15%
07/2021	206.65	211.35	200.45	205.70	0.46%
08/2021	205.70	232.50	202.85	225.65	9.70%
09/2021	225.65	242.40	214.50	234.15	3.77%
10/2021	234.15	257.55	229.65	257.55	9.99%
11/2021	257.55	272.20	250.85	254.25	-1.28%
12/2021	254.25	254.25	219.10	225.40	-11.35%
01/2022	225.40	225.40	189.36	206.75	-8.27%
02/2022	206.75	206.75	162.90	187.00	-9.55%
03/2022	187.00	200.05	177.06	194.10	3.80%
04/2022	194.10	199.72	160.00	168.28	-13.30%
05/2022	168.28	169.18	145.66	151.78	-9.81%
06/2022	151.78	176.50	151.78	157.62	3.85%
07/2022	157.62	180.56	157.62	177.80	12.80%
08/2022	177.80	189.00	157.00	157.00	-11.70%
09/2022	157.00	162.00	148.00	148.00	-5.73%
10/2022	148.00	165.30	147.22	164.00	10.81%
11/2022	164.00	164.00	138.10	151.68	-7.51%
12/2022	151.68	151.68	120.00	122.22	-19.42%
01/2023	122.22	153.50	122.22	153.50	25.59%
02/2023	153.50	161.60	152.28	154.50	0.65%
03/2023	154.50	183.86	154.50	183.86	19.00%
04/2023	183.86	183.86	171.60	178.50	-2.92%
05/2023	178.50	210.00	175.10	210.00	17.65%
06/2023	210.00	210.00	190.40	194.30	-7.48%
07/2023	194.30	209.20	190.70	204.40	5.20%
08/2023	204.40	205.00	186.30	205.00	0.29%
09/2023	205.00	210.00	190.70	193.40	-5.66%
10/2023	193.40	199.20	184.30	189.60	-1.96%
11/2023	189.60	229.00	189.60	229.00	20.78%
12/2023	229.00	242.20	229.00	239.40	4.54%
01/2024	239.40	265.80	228.40	261.80	9.36%
02/2024	261.80	284.20	260.60	284.20	8.56%
03/2024	284.20	291.20	270.60	279.60	-1.62%
04/2024	279.60	281.85	252.00	252.00	-9.87%
05/2024	252.00	263.95	197.48	215.55	-14.46%
06/2024	215.55	240.60	214.35	240.60	11.62%
07/2024	240.60	244.55	226.40	239.70	0.37%
08/2024	239.70	239.70	216.70	230.85	-3.69%
09/2024	230.85	247.00	219.80	244.30	5.83%
10/2024	244.30	277.65	244.30	268.00	9.70%
11/2024	268.00	329.45	268.00	313.25	16.88%
12/2024	313.25	345.70	313.25	323.00	3.11%
01/2025	323.00	345.00	309.50	329.95	2.15%
02/2025	329.95	332.05	283.60	283.60	-14.05%
03/2025	283.60	283.60	246.10	246.10	-13.22%
04/2025	246.10	251.00	211.40	233.60	-5.08%
05/2025	233.60	261.45	230.00	230.00	-1.54%
06/2025	230.00	239.40	224.15	233.50	1.52%
07/2025	233.50	236.35	220.30	228.55	-2.12%
08/2025	228.55	228.55	198.24	219.20	-4.09%
09/2025	219.20	221.00	201.50	202.55	-7.60%
10/2025	202.55	227.80	199.98	225.75	11.45%
11/2025	225.75	225.75	195.00	198.98	-11.86%
12/2025	198.98	226.75	198.98	226.75	13.96%
EOF

set term pdf size 22,13
set term pdf font "sans,20"
set output "Salesforce_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 "Salesforce [US79466L3024] "