IEM :: Monthly Summaries

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station (USW00026616) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	0.00	3.96	1.65	0.50	0.19	0.10
1999	0.34	0.31	0.01	0.32	0.04	0.07	2.52	0.27	0.97	0.05	0.00	0.10
2000	0.47	0.10	0.00	0.00	0.21	0.30	2.66	1.04	1.31	0.09	0.06	0.12
2001	0.12	0.05	0.07	0.30	0.13	0.33	0.64	2.00	0.54	0.51	0.00	0.25
2002	0.05	0.03	0.00	0.53	0.07	0.43	0.57	0.33	0.54	0.67	0.06	0.19
2003	0.01	0.06	0.00	0.07	0.18	0.84	1.93	2.87	0.89	0.61	0.01	0.00
2004	0.00	0.02	0.00	0.00	0.27	0.00	2.59	1.53	3.18	0.38	0.03	0.17
2005	0.02	0.05	0.11	0.01	0.05	0.25	1.77	2.13	0.68	0.25	0.01	0.18
2006	0.05	0.07	0.01	0.03	0.66	1.07	1.27	1.03	1.13	0.53	0.09	0.02
2007	0.13	0.00	0.01	0.06	0.00	0.65	1.37	0.84	0.40	0.40	0.43	0.07
2008	0.10	0.08	0.00	0.07	0.12	0.84	1.76	1.18	0.22	0.24	0.00	0.06
2009	0.11	0.05	0.00	0.00	0.00	0.00	1.25	1.34	0.37	0.33	0.00	0.02
2010	0.00	0.01	0.03	0.01	0.07	0.21	1.71	0.90	1.23	0.10	0.23	0.13
2011	0.15	0.45	0.00	0.32	0.21	0.74	1.19	1.54	0.58	0.31	0.00	0.00
2012	0.02	0.12	0.00	0.12	0.04	0.18	2.74	2.60	1.69	0.33	0.01	0.03
2013	0.14	0.11	0.00	0.10	0.06	0.66	1.48	1.52	0.20	0.14	0.15	0.01
2014	0.04	0.15	0.06	0.11	0.52	0.16	2.25	0.41	0.37	0.13	0.03	M
2015	0.19	0.01	0.04	0.03	0.18	0.08	0.16	0.02	0.12	0.29	0.11	0.09
2016	0.07	0.07	0.05	0.17	0.33	0.02	0.56	1.44	0.82	0.06	0.10	0.00
2017	0.00	0.00	0.00	0.00	0.22	0.22	0.84	0.78	0.66	0.96	0.46	0.00
2018	0.00	0.06	0.00	0.00	0.00	0.00	0.00	1.13	0.00	0.00	0.07	0.00
2019	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.46	0.00	0.28	0.10	0.00
2020	0.00	0.17	0.01	0.08	0.00	0.28	0.00	0.00	0.03	0.19	0.01	M
2021	M	M	M	M	M	M	M	M	M	0.04	0.00	0.39
2022	0.29	0.02	0.00	0.00	0.18	0.48	2.28	1.93	1.37	0.23	M	0.00
2023	0.08	0.03	M	0.00	0.20	1.01	1.67	2.69	2.28	0.80	0.17	0.06
2024	0.00	0.24	0.16	0.60	0.09	0.11	2.98	2.57	0.63	0.33	0.19	0.03
2025	M	0.00	0.00	0.11	0.00	0.02	0.59	M	M	0.12	0.04	0.04
2026	0.02	0.30	0.00	0.10	0.16	0.33	1.09	0.89	M	M	M	M
NCEI Climatology	0.62	0.88	0.52	0.56	0.44	0.60	1.60	2.13	1.42	1.07	0.82	0.73

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	9.1	12.2	10.4	11.4	8.9	11.5
1999	12.9	14.5	9.4	12.5	8.2	8.6	10.1	9.9	10.5	7.7	9.2	10.9
2000	12.3	11.7	12.7	8.1	9.7	8.8	10.4	12.7	11.1	10.2	12.6	13.5
2001	11.3	16.6	9.5	10.2	10.7	9.8	9.5	10.2	9.7	10.3	6.7	8.8
2002	14.7	13.1	10.4	12.5	10.3	10.7	10.7	9.7	11.6	9.7	11.5	10.6
2003	9.8	12.6	11.3	8.4	9.9	9.6	9.7	9.9	9.0	8.1	16.3	11.3
2004	11.2	12.0	12.2	10.0	9.5	8.7	8.6	8.2	11.3	12.8	11.9	14.5
2005	13.8	13.1	12.9	12.2	10.1	8.7	9.6	11.4	13.4	9.3	9.2	9.5
2006	9.2	15.9	16.5	15.5	10.2	10.1	9.3	8.4	8.2	12.0	11.9	11.9
2007	10.8	11.1	11.2	10.1	10.1	7.6	7.8	8.3	7.0	8.9	9.9	13.0
2008	11.7	10.7	8.4	13.1	5.4	7.3	10.3	9.1	9.3	8.7	8.7	11.8
2009	12.1	12.0	6.0	9.4	12.2	8.5	8.1	9.7	6.8	9.9	9.4	12.4
2010	11.8	9.0	11.5	12.5	10.1	7.9	9.1	8.3	9.3	7.9	9.8	10.7
2011	11.7	17.5	8.7	12.5	8.8	8.8	8.7	9.1	9.0	8.9	11.4	13.2
2012	8.1	11.0	11.0	11.2	12.9	8.7	8.9	11.1	10.7	13.8	7.4	9.3
2013	11.3	9.4	12.1	10.3	12.0	8.5	8.5	8.0	10.8	10.5	12.3	9.8
2014	9.9	10.0	8.0	9.0	9.9	10.2	10.2	6.4	11.0	11.2	8.2	11.3
2015	10.7	11.6	13.2	12.3	8.7	9.3	9.1	11.5	11.8	10.8	12.1	12.0
2016	12.1	8.9	13.2	9.9	9.7	10.5	8.7	9.6	11.6	9.9	9.4	9.6
2017	11.4	13.3	8.0	5.7	10.5	9.0	9.8	9.2	9.4	9.1	14.5	13.0
2018	14.3	14.6	13.4	11.8	9.7	10.7	8.5	10.3	9.6	10.6	9.3	12.8
2019	12.1	20.6	13.3	10.5	9.9	10.1	8.7	9.4	11.8	11.9	10.5	9.5
2020	11.2	12.3	14.8	11.4	7.6	9.9	7.9	8.1	10.0	10.9	14.8	M
2021	M	6.6	17.4	13.3	5.7	7.8	8.2	15.3	M	9.9	14.7	19.6
2022	7.8	12.4	9.0	6.7	10.6	9.4	9.8	10.1	9.7	9.4	M	10.1
2023	12.0	8.0	M	3.1	7.1	8.6	6.7	8.4	8.7	11.1	10.2	9.1
2024	15.4	12.2	13.1	13.3	10.8	9.3	9.7	11.6	9.3	13.6	8.8	11.0
2025	M	6.5	10.2	9.4	12.5	8.4	10.0	4.2	M	9.7	10.0	12.7
2026	10.1	16.4	12.1	7.7	9.1	9.4	9.5	8.8	M	M	M	M
NCEI Climatology	M	M	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	42.00	51.86	64.67	50.83	44.50	37.00	M	M
1985	M	M	M	M	40.78	41.00	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	66.60	52.90	47.59	33.81	20.50	7.21
1999	-7.93	-6.60	-3.99	16.87	33.70	52.21	58.15	57.49	48.26	25.02	8.27	-10.37
2000	-2.53	17.63	7.14	15.05	32.12	53.94	56.74	52.24	44.50	30.80	22.30	20.83
2001	12.70	20.69	5.78	20.64	25.75	53.50	58.14	54.35	46.75	25.58	17.86	-4.05
2002	-1.20	7.78	18.81	21.41	44.75	52.69	56.18	54.05	47.11	36.47	25.28	15.33
2003	7.42	5.57	6.88	27.70	39.74	57.52	56.96	55.37	45.40	37.11	24.48	4.25
2004	4.19	-0.90	4.35	28.28	45.57	54.49	65.68	61.52	40.86	34.55	21.94	13.01
2005	5.25	-0.89	13.55	14.15	42.03	53.06	61.09	60.02	49.93	33.28	20.15	6.40
2006	-5.90	13.89	3.46	11.06	36.81	51.01	58.34	52.22	50.27	38.15	22.23	8.71
2007	5.98	10.06	-2.21	21.77	33.41	53.97	64.02	61.19	51.84	30.28	23.14	12.85
2008	-3.09	-7.91	0.85	22.64	39.25	49.73	58.01	54.35	47.37	26.65	12.03	13.78
2009	-3.56	-3.15	-0.61	20.00	41.69	53.69	66.97	55.50	48.20	34.76	12.51	15.15
2010	-3.20	3.44	-3.01	19.27	36.07	54.45	57.90	59.55	52.68	32.95	24.64	7.16
2011	11.12	13.09	11.24	19.27	41.65	57.39	57.91	54.87	49.15	32.66	6.37	10.95
2012	-14.68	5.53	-5.67	17.66	31.81	53.11	52.01	56.21	44.29	34.59	9.29	0.96
2013	9.72	-3.97	7.51	15.68	34.63	59.33	63.11	58.80	44.51	39.85	19.95	13.12
2014	21.67	16.95	13.16	26.14	44.60	50.81	58.83	61.51	48.02	33.17	25.25	14.90
2015	9.81	24.10	6.70	21.96	48.47	58.85	64.04	55.92	45.95	37.37	25.30	11.90
2016	18.98	13.35	7.58	27.87	49.18	59.39	63.70	62.89	51.77	41.56	16.91	14.38
2017	11.46	8.19	5.37	30.97	40.60	58.37	64.64	57.24	49.70	37.21	29.20	28.82
2018	9.80	27.22	21.36	28.79	43.01	58.22	65.72	56.70	54.81	40.83	26.80	8.32
2019	13.82	26.40	29.23	29.30	46.36	62.50	66.93	59.68	53.00	37.09	19.34	7.83
2020	-3.17	0.70	19.27	29.53	47.74	53.30	59.58	58.80	48.24	38.92	27.52	M
2021	M	20.00	22.50	-3.00	38.00	55.12	57.60	49.00	M	30.19	25.05	9.12
2022	-9.96	3.45	19.59	29.37	39.83	53.77	57.34	55.00	49.57	36.98	M	1.70
2023	4.30	-1.99	M	33.00	44.62	54.57	59.98	53.52	46.97	34.31	24.87	7.55
2024	9.79	6.76	4.82	24.29	36.90	53.43	59.61	55.65	49.53	34.92	18.97	18.15
2025	M	0.67	6.76	10.49	23.89	56.33	59.97	67.00	M	31.25	21.83	13.16
2026	10.41	6.19	2.45	23.58	42.84	51.93	59.26	60.47	M	M	M	M
NCEI Climatology	5.80	9.91	10.39	25.10	40.30	54.50	61.40	57.80	48.80	32.10	17.20	9.90

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	36.20	44.00	55.67	44.17	37.88	33.50	M	M
1985	M	M	M	M	35.44	32.50	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	50.92	41.91	34.41	26.10	5.95	-4.97
1999	-23.63	-11.49	-18.25	0.18	21.42	35.53	43.97	42.75	35.91	13.68	-5.93	-24.75
2000	-17.62	2.78	-5.28	-0.89	20.89	36.00	42.08	42.74	33.51	21.17	11.98	6.11
2001	-0.01	7.29	-8.46	7.41	14.83	35.51	44.90	42.36	35.66	10.86	1.31	-19.73
2002	-14.36	-6.34	3.88	9.12	29.60	35.91	45.30	41.97	36.32	25.56	15.41	5.89
2003	-6.36	-6.37	-6.44	13.91	28.01	41.57	44.17	43.02	31.68	28.58	16.86	-5.59
2004	-7.51	-12.43	-4.82	17.04	32.83	44.14	51.49	47.45	28.12	28.52	9.20	-0.13
2005	-6.27	-13.04	-1.34	0.80	29.20	37.86	46.19	46.99	39.19	20.49	-0.25	-7.14
2006	-17.68	-2.58	-8.74	-1.03	23.23	36.73	44.56	39.29	38.57	29.95	9.13	-1.69
2007	-7.96	-7.25	-17.24	11.03	22.61	39.03	47.83	45.48	39.14	18.35	9.77	-1.85
2008	-17.00	-22.31	-13.57	10.34	27.08	36.63	44.15	37.59	32.43	10.93	-1.31	0.01
2009	-17.88	-21.25	-15.00	5.42	27.89	39.10	46.40	40.50	36.35	23.89	-5.37	0.36
2010	-15.78	-11.51	-15.06	6.30	24.99	36.01	42.76	44.83	36.90	20.17	13.65	-10.93
2011	-5.82	-5.66	-4.45	4.19	25.43	40.93	44.32	41.82	35.10	22.61	-5.85	-4.73
2012	-29.65	-10.15	-19.90	6.17	20.67	37.30	36.79	44.88	32.70	24.81	-6.06	-13.72
2013	-3.98	-18.47	-6.91	-0.61	20.84	42.02	48.32	44.03	34.61	30.75	6.55	-0.88
2014	6.37	-4.28	-6.11	11.50	30.88	36.45	45.22	43.61	36.59	23.06	12.03	1.53
2015	-4.01	3.76	-9.06	8.19	32.04	40.47	47.15	43.29	33.11	27.58	14.03	-2.48
2016	3.75	-0.82	-5.33	14.77	32.91	41.34	48.09	47.94	36.16	29.25	2.23	-0.41
2017	-2.36	-8.05	-13.25	12.73	29.50	41.05	52.40	42.23	36.14	24.76	12.53	14.05
2018	-2.73	16.40	7.45	14.48	30.15	41.34	48.79	45.77	39.67	30.53	14.81	-1.75
2019	3.73	16.52	16.71	17.33	32.56	44.17	49.29	43.61	38.80	25.77	4.65	-9.79
2020	-14.11	-16.06	4.91	16.11	30.15	38.96	46.75	43.24	38.07	29.99	16.33	M
2021	M	-4.50	0.50	-19.50	25.40	41.00	46.20	35.90	M	21.30	15.95	-5.67
2022	-21.99	-12.20	6.16	19.08	24.93	37.29	44.01	42.29	38.33	23.18	M	-5.61
2023	-8.27	-19.08	M	11.70	31.46	38.88	48.62	43.65	34.51	24.58	12.76	-4.89
2024	-3.13	-5.90	-8.26	13.55	23.42	37.34	45.94	44.32	37.13	26.32	5.70	7.77
2025	M	-11.33	-0.36	2.20	19.00	46.67	49.07	43.00	M	19.00	10.94	-1.73
2026	-5.95	-10.59	-13.69	9.42	27.06	35.03	43.00	47.81	M	M	M	M
NCEI Climatology	-7.20	-4.51	-4.81	10.00	28.51	43.00	51.80	48.91	39.90	24.11	6.90	-2.70

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	39.10	47.93	60.17	47.50	41.19	35.25	M	M
1985	M	M	M	M	38.11	36.75	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	58.76	47.40	41.00	29.95	13.22	1.12
1999	-15.78	-9.05	-11.12	8.52	27.56	43.87	51.06	50.12	42.08	19.35	1.17	-17.56
2000	-10.07	10.21	0.93	7.08	26.51	44.97	49.41	47.49	39.01	25.98	17.14	13.47
2001	6.35	13.99	-1.34	14.03	20.29	44.51	51.52	48.35	41.21	18.22	9.59	-11.89
2002	-7.78	0.72	11.35	15.27	37.17	44.30	50.74	48.01	41.71	31.02	20.35	10.61
2003	0.53	-0.40	0.22	20.81	33.88	49.54	50.56	49.19	38.54	32.84	20.67	-0.67
2004	-1.66	-6.66	-0.23	22.66	39.20	49.32	58.59	54.48	34.49	31.54	15.57	6.44
2005	-0.51	-6.97	6.11	7.47	35.61	45.46	53.64	53.50	44.56	26.88	9.95	-0.37
2006	-11.79	5.66	-2.64	5.01	30.02	43.87	51.45	45.75	44.42	34.05	15.68	3.51
2007	-0.99	1.41	-9.72	16.40	28.01	46.50	55.92	53.34	45.49	24.31	16.45	5.50
2008	-10.05	-15.11	-6.36	16.49	33.16	43.18	51.08	45.97	39.90	18.79	5.36	6.90
2009	-10.72	-12.20	-7.81	12.71	34.79	46.39	56.69	48.00	42.27	29.33	3.57	7.76
2010	-9.49	-4.03	-9.03	12.78	30.53	45.23	50.33	52.19	44.79	26.56	19.14	-1.89
2011	2.65	3.71	3.40	11.73	33.54	49.16	51.11	48.35	42.13	27.63	0.26	3.11
2012	-22.17	-2.31	-12.79	11.92	26.24	45.21	44.40	50.55	38.50	29.70	1.62	-6.38
2013	2.87	-11.22	0.30	7.53	27.73	50.67	55.71	51.42	39.56	35.30	13.25	6.12
2014	14.02	6.33	3.52	18.82	37.74	43.63	52.02	52.56	42.31	28.11	18.64	8.22
2015	2.90	13.93	-1.18	15.07	40.26	49.66	55.59	49.60	39.53	32.48	19.66	4.71
2016	11.36	6.27	1.12	21.32	41.04	50.36	55.89	55.41	43.96	35.41	9.57	6.99
2017	4.55	0.07	-3.94	21.85	35.05	49.71	58.52	49.73	42.92	30.99	20.86	21.44
2018	3.54	21.81	14.41	21.63	36.58	49.78	57.26	51.23	47.24	35.68	20.81	3.28
2019	8.78	21.46	22.97	23.32	39.46	53.34	58.11	51.64	45.90	31.43	12.00	-0.98
2020	-8.64	-7.68	12.09	22.82	38.95	46.13	53.17	51.02	43.16	34.46	21.92	M
2021	M	7.75	11.50	-11.25	31.70	48.06	51.90	42.45	M	25.74	20.50	1.73
2022	-15.98	-4.37	12.87	24.22	32.38	45.53	50.67	48.65	43.95	30.08	M	-1.95
2023	-1.98	-10.53	M	22.35	38.04	46.73	54.30	48.58	40.74	29.45	18.82	1.33
2024	3.33	0.43	-1.72	18.92	30.16	45.39	52.77	49.98	43.33	30.62	12.33	12.96
2025	M	-5.33	3.20	6.35	21.44	51.50	54.52	55.00	M	25.12	16.39	5.71
2026	2.23	-2.20	-5.62	16.50	34.95	43.48	51.13	54.14	M	M	M	M
NCEI Climatology	-0.70	2.70	2.79	17.55	34.40	48.75	56.60	53.35	44.35	28.10	12.05	3.60

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	74.5%	84.3%	85.7%	82.9%	84.7%	79.8%
1999	78.2%	54.8%	76.2%	81.9%	84.0%	76.3%	80.0%	80.4%	81.7%	80.2%	80.6%	76.0%
2000	77.9%	84.0%	77.5%	81.7%	83.8%	75.7%	80.1%	80.1%	81.4%	77.5%	83.4%	74.3%
2001	81.1%	79.8%	77.6%	83.5%	85.2%	72.0%	78.3%	81.8%	85.0%	80.3%	60.1%	77.9%
2002	77.3%	78.4%	78.2%	83.4%	74.3%	74.1%	81.1%	78.5%	84.8%	81.8%	82.3%	83.9%
2003	79.3%	76.0%	77.3%	80.7%	76.8%	74.6%	77.7%	82.2%	74.5%	85.7%	73.9%	77.6%
2004	74.5%	76.5%	78.8%	80.4%	78.3%	79.2%	74.5%	82.8%	79.3%	85.5%	82.8%	79.3%
2005	76.1%	78.7%	80.6%	80.8%	81.4%	76.5%	77.4%	81.2%	77.7%	78.8%	58.0%	79.2%
2006	76.1%	77.7%	74.5%	79.8%	80.8%	75.0%	79.0%	82.5%	83.3%	82.9%	78.6%	80.1%
2007	80.3%	74.8%	74.4%	85.1%	79.5%	78.3%	76.0%	83.3%	79.3%	80.1%	83.6%	78.7%
2008	77.9%	76.4%	79.4%	78.9%	80.2%	80.0%	73.9%	81.9%	80.5%	78.6%	84.2%	81.5%
2009	80.6%	80.0%	80.5%	82.3%	77.3%	79.4%	75.6%	81.5%	84.4%	82.8%	82.5%	82.0%
2010	79.2%	82.6%	77.6%	84.9%	86.4%	74.0%	80.9%	81.9%	77.3%	81.0%	82.3%	79.5%
2011	81.4%	79.9%	78.0%	82.8%	78.5%	76.4%	78.4%	81.7%	78.2%	80.2%	77.1%	80.1%
2012	75.3%	79.4%	76.0%	81.2%	71.9%	71.4%	80.0%	78.6%	79.8%	75.4%	78.3%	76.6%
2013	78.6%	75.2%	75.9%	77.9%	77.2%	71.1%	76.2%	79.1%	75.3%	83.4%	77.6%	77.1%
2014	77.3%	60.9%	74.2%	80.5%	74.7%	78.1%	78.1%	79.6%	75.7%	74.2%	77.8%	77.2%
2015	74.7%	57.6%	71.2%	80.4%	75.1%	66.2%	75.3%	76.9%	74.2%	78.4%	77.2%	71.1%
2016	73.2%	75.8%	75.5%	82.4%	75.3%	69.3%	74.1%	77.5%	73.2%	68.8%	73.9%	75.4%
2017	72.7%	72.6%	72.4%	76.5%	73.8%	70.4%	73.5%	79.3%	79.9%	83.6%	76.4%	79.6%
2018	76.3%	77.3%	78.3%	77.7%	82.9%	76.0%	79.1%	83.4%	83.1%	83.0%	85.8%	85.6%
2019	82.6%	72.0%	85.2%	77.5%	87.4%	77.9%	78.1%	85.3%	84.1%	82.1%	92.4%	90.7%
2020	79.5%	62.8%	77.4%	86.5%	75.2%	75.7%	84.2%	86.9%	85.7%	87.3%	84.0%	M
2021	M	87.0%	83.3%	84.6%	90.7%	76.5%	79.4%	77.7%	M	87.3%	62.6%	88.4%
2022	83.5%	84.3%	91.4%	92.0%	82.2%	75.1%	84.3%	84.6%	88.1%	83.8%	M	78.6%
2023	84.6%	83.7%	M	90.1%	84.0%	79.4%	85.6%	87.4%	86.3%	83.8%	86.2%	84.7%
2024	79.6%	85.7%	84.3%	87.7%	81.0%	79.0%	80.2%	81.6%	81.8%	78.5%	81.2%	83.5%
2025	M	82.1%	78.4%	79.7%	83.7%	85.7%	76.6%	77.0%	M	82.8%	83.9%	79.0%
2026	80.0%	76.9%	77.8%	83.4%	78.9%	74.9%	77.9%	89.0%	M	M	M	M