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 (USW00094961) 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
1983	M	M	M	M	M	M	M	M	M	M	0.00	0.00
1984	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	2.35	1.77	2.24	2.21	1.81	0.85
1997	0.17	0.12	0.59	1.76	1.18	1.96	3.59	1.35	1.89	1.83	0.46	0.05
1998	0.30	0.81	0.14	0.70	5.15	2.42	1.75	3.22	0.41	4.45	0.70	0.13
1999	0.39	0.53	1.21	1.56	6.04	4.29	3.25	2.61	5.36	0.75	0.10	0.49
2000	0.22	0.12	0.66	1.88	2.21	6.31	1.53	4.70	2.16	2.15	4.22	0.00
2001	0.39	0.20	0.02	1.90	5.75	3.05	9.64	1.48	2.24	2.43	0.60	0.41
2002	0.11	0.02	0.00	1.16	1.40	12.56	4.71	5.18	1.32	1.08	0.34	0.42
2003	0.05	0.24	0.79	0.80	2.55	5.15	2.88	2.67	3.32	1.05	0.32	0.58
2004	0.81	0.22	0.96	1.52	4.83	1.85	4.93	3.09	4.59	2.70	0.16	0.98
2005	0.91	0.28	0.20	1.70	3.44	7.13	2.05	3.04	1.01	3.06	1.95	0.38
2006	0.68	0.22	2.07	0.94	1.89	1.49	1.61	2.41	1.43	1.70	0.92	1.10
2007	0.04	0.61	0.72	0.75	2.76	5.58	4.21	0.83	0.33	4.38	0.43	0.27
2008	0.00	0.15	0.49	0.29	1.88	2.61	3.71	2.47	3.45	3.86	1.50	0.54
2009	0.51	0.73	2.16	0.88	2.13	1.67	3.21	1.89	1.04	1.97	0.24	0.62
2010	0.68	0.08	0.63	1.11	5.85	3.98	4.49	3.36	5.84	1.78	0.97	0.08
2011	0.44	0.29	0.12	2.68	2.04	3.49	1.99	0.47	2.74	1.11	0.16	0.15
2012	0.13	0.40	2.27	1.00	1.38	3.07	5.52	1.64	0.88	3.04	0.43	0.18
2013	0.77	0.64	0.46	1.09	4.18	1.06	3.79	4.55	2.67	2.75	0.68	0.04
2014	0.26	0.53	1.02	1.07	3.38	6.17	6.08	3.59	4.02	2.16	0.32	0.42
2015	0.41	0.21	0.47	0.44	5.30	2.57	3.77	4.53	1.28	2.14	2.20	0.63
2016	0.17	0.30	1.38	1.17	1.71	6.37	2.67	6.52	3.60	1.34	0.85	0.11
2017	0.21	0.49	0.48	0.67	1.19	4.61	0.83	1.93	5.44	1.52	0.17	0.28
2018	0.14	0.00	0.13	0.09	2.07	3.88	1.68	3.49	3.59	2.30	0.16	0.40
2019	0.23	0.74	0.85	0.54	2.02	2.92	3.08	2.90	7.50	4.26	1.08	0.32
2020	0.34	0.10	0.42	0.91	1.15	3.45	3.33	2.93	1.91	1.59	0.17	0.34
2021	0.39	0.03	0.26	2.79	1.83	1.37	0.80	6.47	3.76	3.07	0.93	0.06
2022	0.02	0.34	0.06	2.10	4.77	1.72	2.93	2.58	1.11	0.80	0.37	0.24
2023	0.04	0.04	0.08	0.39	2.13	3.35	0.88	0.69	0.78	1.09	0.23	0.12
2024	0.13	0.82	0.31	0.49	0.84	M	M	M	M	M	M	M
NCEI Climatology	0.36	0.42	0.69	0.99	2.83	4.32	4.03	3.07	3.13	2.26	0.68	0.42

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1983	M	M	M	M	M	M	M	M	M	M	9.0	6.1
1984	8.9	6.0	7.5	10.3	10.8	15.8	8.0	9.8	10.6	9.7	11.1	8.1
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	8.2	8.2	8.4	8.4	6.2	7.2	8.5	7.0	8.7	8.3	7.6
1996	6.6	9.1	8.2	7.2	8.1	7.3	6.5	7.3	7.0	9.6	7.5	7.4
1997	8.9	7.7	7.5	9.0	9.6	7.1	6.8	7.0	8.0	8.7	8.0	7.0
1998	6.7	7.1	8.4	8.5	7.9	7.4	6.6	6.4	6.7	8.8	7.5	7.3
1999	7.6	8.4	8.0	8.4	9.9	7.5	6.9	6.1	7.2	8.7	7.5	7.8
2000	7.0	7.5	8.6	9.0	8.2	8.5	6.6	6.8	7.8	7.0	7.6	7.0
2001	7.9	8.2	7.9	9.4	9.4	7.4	6.2	6.6	5.9	8.6	8.7	9.0
2002	7.0	9.3	8.3	8.9	9.0	7.9	6.2	7.8	7.5	7.0	7.7	8.0
2003	9.2	8.0	7.5	9.9	8.7	6.3	6.1	6.8	8.0	7.6	8.1	7.4
2004	7.1	7.7	9.2	9.4	9.9	7.9	6.3	7.2	8.1	9.0	7.9	9.5
2005	6.7	6.9	6.4	8.9	8.7	8.1	7.0	6.8	7.1	7.7	9.5	6.9
2006	7.9	6.3	7.4	8.8	8.7	6.6	7.0	7.2	6.5	8.3	7.1	6.7
2007	7.6	7.0	8.2	7.8	9.4	7.3	5.9	6.6	8.2	7.8	7.9	5.8
2008	6.5	6.9	7.3	8.7	8.1	7.5	6.5	5.8	6.4	7.2	8.1	6.9
2009	6.0	5.9	7.7	7.7	8.9	6.6	6.3	6.1	5.8	6.2	6.2	5.9
2010	6.4	4.6	6.3	7.6	6.5	5.8	6.0	6.2	6.9	7.2	8.2	7.1
2011	6.4	7.6	6.9	8.3	8.9	7.6	5.4	5.9	6.1	6.6	7.2	7.8
2012	7.5	5.9	7.4	8.3	7.6	5.5	5.1	5.5	6.1	7.6	7.3	5.8
2013	7.8	6.1	6.6	8.1	8.7	6.6	5.6	4.9	6.3	5.9	8.3	6.6
2014	8.7	8.1	8.1	9.4	7.6	8.3	7.2	5.4	7.2	7.9	8.5	7.7
2015	8.5	9.5	9.8	10.4	9.1	6.8	8.0	8.0	8.3	9.3	8.6	7.5
2016	7.9	8.6	6.9	10.0	9.1	8.9	7.3	7.3	8.7	9.1	8.7	9.9
2017	8.0	8.9	9.7	8.8	8.9	8.6	6.9	5.8	8.8	10.3	10.0	8.4
2018	8.7	7.9	7.8	8.6	7.3	8.3	7.7	7.3	9.0	9.4	8.8	8.2
2019	8.1	7.9	7.9	8.5	8.3	7.3	6.8	7.5	8.6	9.3	9.0	7.9
2020	7.6	7.4	8.3	10.0	8.8	9.5	6.5	6.9	8.9	8.7	8.9	7.7
2021	6.8	7.5	9.4	9.0	8.6	7.2	6.1	6.9	0.8	7.4	8.9	8.6
2022	8.9	9.0	9.3	10.8	9.6	5.8	7.3	6.6	7.9	8.6	8.8	9.3
2023	6.3	8.5	8.7	9.6	9.3	6.6	6.3	6.5	7.5	7.9	7.1	7.8
2024	7.1	8.5	10.4	9.2	9.1	M	M	M	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
1983	M	M	M	M	M	M	M	M	M	M	96.50	52.36
1984	57.75	85.70	85.24	121.75	121.08	M	M	124.75	121.35	62.10	33.00	13.85
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	15.21	32.87	41.63	61.39	77.73	75.68	76.81	64.10	49.52	21.83	13.97
1996	4.26	17.00	23.90	38.83	60.32	73.55	73.07	76.97	64.47	50.68	24.07	11.42
1997	8.61	20.86	29.39	40.57	57.59	74.57	75.61	73.84	67.90	51.06	28.97	28.42
1998	17.26	33.04	35.10	57.77	68.23	68.57	76.35	78.10	69.27	53.45	32.90	20.06
1999	12.58	27.46	36.26	53.83	62.68	71.13	76.62	72.84	59.78	49.58	42.30	26.84
2000	14.74	28.76	43.65	49.10	63.90	67.63	77.55	74.45	63.60	54.84	33.23	6.11
2001	24.24	12.65	31.32	51.06	65.39	73.12	78.43	78.06	66.74	49.66	43.79	25.26
2002	20.49	29.10	25.89	47.30	58.42	74.53	80.91	74.84	68.28	40.64	31.22	25.52
2003	13.94	13.52	30.10	52.30	67.75	74.30	78.14	80.04	65.89	54.41	30.12	25.54
2004	8.26	24.44	34.94	48.94	56.00	67.83	74.59	67.57	69.44	52.43	39.93	20.63
2005	11.17	24.62	33.58	57.44	60.79	72.73	79.28	73.55	69.19	53.60	35.52	23.00
2006	27.82	16.16	33.73	59.35	64.95	75.16	83.75	77.41	67.27	47.94	35.92	26.73
2007	18.97	11.71	37.00	51.23	67.61	74.87	80.06	75.32	66.83	54.55	34.00	18.19
2008	16.18	17.09	30.28	48.39	59.65	70.47	75.78	76.39	66.16	53.65	35.00	10.34
2009	9.70	19.52	31.54	48.97	59.01	70.38	72.35	73.57	74.04	45.92	44.51	15.39
2010	17.38	23.38	45.03	60.35	65.00	70.32	79.51	78.34	61.44	58.92	38.09	16.45
2011	9.67	20.91	31.55	50.37	63.41	70.44	80.50	79.41	69.10	58.75	39.32	28.45
2012	24.71	29.50	50.84	53.90	66.39	77.53	83.13	77.35	67.63	47.87	33.43	19.81
2013	15.85	20.72	29.29	40.93	62.66	74.20	77.65	77.29	69.10	50.10	31.83	6.48
2014	9.77	10.25	26.26	44.57	62.62	71.70	76.19	75.39	66.37	53.61	26.33	23.39
2015	18.13	10.04	37.97	54.00	63.00	73.80	79.26	74.94	72.40	55.48	40.33	27.45
2016	16.47	22.34	40.12	47.57	67.03	72.70	78.77	77.03	67.03	54.16	46.27	18.52
2017	19.16	25.64	35.48	52.03	62.42	73.17	79.36	75.97	67.87	54.39	30.01	13.94
2018	16.81	15.36	34.74	43.90	70.57	76.50	80.03	77.61	63.97	44.77	25.90	24.16
2019	10.13	13.29	30.35	48.57	60.39	74.80	78.90	75.35	63.90	47.03	28.57	21.97
2020	18.94	22.21	36.29	46.67	62.94	75.57	81.68	78.61	65.03	43.84	39.30	25.32
2021	23.32	12.54	44.81	50.40	66.10	80.63	83.10	79.23	71.13	57.81	35.80	22.74
2022	11.35	13.46	32.00	41.73	64.32	75.00	79.32	79.16	69.67	57.13	36.33	18.32
2023	21.52	26.36	31.84	47.07	74.16	79.93	77.77	77.71	73.33	55.19	39.37	36.35
2024	22.42	34.97	37.55	55.60	65.67	M	M	M	M	M	M	M
NCEI Climatology	15.41	20.80	34.59	50.01	63.60	73.30	77.90	76.11	66.50	51.20	34.10	20.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1983	M	M	M	M	M	M	M	M	M	M	83.94	31.29
1984	41.17	62.60	58.52	89.00	94.67	M	M	M	91.00	41.37	24.79	4.46
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	-5.74	16.94	23.30	39.52	54.63	56.58	54.87	42.57	34.81	8.77	-2.06
1996	-17.81	-3.61	2.77	20.77	39.65	51.48	54.93	54.31	45.17	32.42	9.47	-3.48
1997	-7.77	-0.93	8.00	23.83	37.83	53.03	56.29	51.81	47.37	34.13	15.97	13.87
1998	2.61	20.21	16.45	32.33	44.16	52.20	55.68	56.74	46.40	36.65	22.27	4.10
1999	-6.13	9.32	17.13	31.90	44.90	52.07	57.79	53.84	45.78	31.45	24.87	9.03
2000	-5.65	7.28	21.74	29.27	42.81	49.13	56.77	54.16	41.77	33.84	21.67	-10.14
2001	2.69	-6.75	13.39	32.30	43.70	53.09	56.61	55.56	44.02	32.45	27.50	10.82
2002	2.65	7.80	6.20	26.94	33.67	53.18	58.30	55.56	47.00	26.55	15.54	9.22
2003	-2.73	-7.72	8.83	28.56	42.17	51.58	55.25	58.45	45.82	34.88	15.65	9.81
2004	-11.60	4.61	13.88	28.65	37.41	46.40	54.62	48.74	50.13	36.88	22.73	1.06
2005	-8.63	2.43	8.10	34.09	41.77	55.55	56.90	53.79	47.68	35.55	21.12	10.11
2006	12.37	-6.62	16.56	35.62	45.41	52.75	57.80	53.58	45.42	30.54	20.60	11.79
2007	0.35	-5.86	15.80	25.60	44.61	53.70	56.06	51.90	43.50	36.45	19.67	0.16
2008	-4.98	-8.38	9.18	26.64	35.51	49.31	53.87	53.82	46.60	35.54	22.52	-8.42
2009	-13.14	-2.03	10.98	29.33	36.10	48.13	50.53	51.73	50.16	32.70	25.08	0.84
2010	-1.04	-2.55	24.35	34.34	43.52	51.89	57.00	55.84	42.99	36.35	20.25	1.16
2011	-9.97	-1.45	11.06	31.63	40.95	50.25	57.90	53.95	43.56	39.19	22.48	12.17
2012	6.42	9.12	26.81	30.90	42.16	51.49	58.43	51.39	40.40	31.81	18.53	3.42
2013	-5.77	-3.59	4.10	22.03	40.37	51.17	56.52	54.00	48.60	33.29	17.13	-13.71
2014	-14.65	-10.68	-0.58	24.00	42.32	53.63	54.74	54.87	45.91	35.25	12.20	11.87
2015	-1.52	-10.29	18.48	28.30	40.00	51.00	57.71	53.81	49.50	35.52	26.15	14.39
2016	1.87	3.17	18.81	28.37	42.42	51.47	56.13	54.74	48.73	37.42	30.90	3.26
2017	1.45	6.86	14.10	29.60	39.06	51.37	54.76	49.77	46.53	35.32	14.66	-1.29
2018	-3.74	-9.25	13.68	20.63	43.33	53.50	55.87	54.29	44.70	32.32	14.10	9.06
2019	-8.81	-7.93	9.45	29.60	37.87	50.77	56.58	52.26	48.63	34.16	17.27	4.90
2020	3.87	-3.31	13.10	25.76	40.03	53.23	56.68	54.16	42.27	28.03	20.47	9.39
2021	5.45	-9.21	21.65	29.20	40.06	53.70	56.26	56.52	50.57	39.61	21.57	4.87
2022	-11.61	-12.86	11.94	27.97	44.74	51.43	56.87	56.52	47.93	36.65	21.90	3.13
2023	6.35	1.57	9.00	27.70	48.55	57.97	54.42	56.74	52.07	39.48	24.53	25.13
2024	9.29	17.72	18.90	34.53	44.47	M	M	M	M	M	M	M
NCEI Climatology	-4.30	-1.02	12.80	28.00	40.71	51.40	55.41	53.20	45.10	33.30	19.20	4.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1983	M	M	M	M	M	M	M	M	M	M	88.92	41.82
1984	49.46	74.15	71.88	102.12	101.17	M	M	M	100.43	48.58	28.89	9.15
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	4.74	24.90	32.47	50.45	66.18	66.13	65.84	53.33	42.16	15.30	5.95
1996	-6.77	6.70	13.34	29.80	49.98	62.52	64.00	65.64	54.82	41.55	16.77	3.97
1997	0.42	9.96	18.69	32.20	47.71	63.80	65.95	62.82	57.63	42.60	22.47	21.15
1998	9.94	26.62	25.77	45.05	56.19	60.38	66.02	67.42	57.83	45.05	27.58	12.08
1999	3.23	18.39	26.69	42.87	53.79	61.60	67.21	63.34	52.78	40.52	33.58	17.94
2000	4.55	18.02	32.69	39.18	53.35	58.38	67.16	64.31	52.68	44.34	27.45	-2.02
2001	13.46	2.95	22.35	41.68	54.54	63.10	67.52	66.81	55.38	41.06	35.65	18.04
2002	11.57	18.45	16.05	37.12	46.05	63.86	69.61	65.20	57.64	33.60	23.38	17.37
2003	5.61	2.90	19.46	40.43	54.96	62.94	66.69	69.24	55.86	44.64	22.88	17.68
2004	-1.67	14.53	24.41	38.80	46.70	57.11	64.60	58.16	59.78	44.65	31.33	10.84
2005	1.27	13.53	20.84	45.76	51.28	64.14	68.09	63.67	58.44	44.57	28.32	16.55
2006	20.09	4.77	25.15	47.49	55.18	63.95	70.78	65.50	56.35	39.24	28.26	19.26
2007	9.66	2.93	26.40	38.42	56.11	64.28	68.06	63.61	55.17	45.50	26.83	9.18
2008	5.60	4.36	19.73	37.51	47.58	59.89	64.83	65.11	56.38	44.59	28.76	0.96
2009	-1.72	8.74	21.26	39.15	47.56	59.26	61.44	62.65	62.10	39.31	34.79	8.11
2010	8.17	10.41	34.69	47.35	54.26	61.10	68.26	67.09	52.22	47.63	29.17	8.80
2011	-0.15	9.73	21.30	41.00	52.18	60.35	69.20	66.68	56.33	48.97	30.90	20.31
2012	15.56	19.31	38.82	42.40	54.27	64.51	70.78	64.37	54.02	39.84	25.98	11.61
2013	5.04	8.57	16.69	31.48	51.52	62.68	67.09	65.65	58.85	41.69	24.48	-3.61
2014	-2.44	-0.21	12.84	34.28	52.47	62.67	65.47	65.13	56.14	44.43	19.27	17.63
2015	8.31	-0.12	28.23	41.15	51.50	62.40	68.48	64.37	60.95	45.50	33.24	20.92
2016	9.17	12.76	29.46	37.97	54.73	62.08	67.45	65.89	57.88	45.79	38.58	10.89
2017	10.31	16.25	24.79	40.82	50.74	62.27	67.06	62.87	57.20	44.85	22.34	6.32
2018	6.53	3.05	24.21	32.27	56.95	65.00	67.95	65.95	54.33	38.55	20.00	16.61
2019	0.66	2.68	19.90	39.08	49.13	62.78	67.74	63.81	56.27	40.60	22.92	13.44
2020	11.40	9.45	24.69	36.22	51.48	64.40	69.18	66.39	53.65	35.94	29.88	17.35
2021	14.39	1.66	33.23	39.80	53.08	67.17	69.68	67.87	60.85	48.71	28.68	13.81
2022	-0.13	0.30	21.97	34.85	54.53	63.22	68.10	67.84	58.80	46.89	29.12	10.73
2023	13.94	13.96	20.42	37.38	61.35	68.95	66.10	67.23	62.70	47.34	31.95	30.74
2024	15.85	26.34	28.23	45.07	55.07	M	M	M	M	M	M	M
NCEI Climatology	5.55	9.89	23.70	39.00	52.15	62.35	66.65	64.65	55.80	42.25	26.65	12.35

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
1983	M	M	M	M	M	M	M	M	M	M	75.1%	69.8%
1984	77.7%	66.9%	58.0%	41.1%	36.1%	M	M	4.8%	24.3%	76.7%	78.7%	77.3%
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	79.1%	77.2%	68.9%	68.3%	72.7%	75.7%	74.8%	75.8%	77.5%	80.9%	80.5%
1996	75.0%	75.7%	68.0%	69.4%	61.8%	74.8%	78.7%	74.0%	78.5%	74.1%	82.1%	82.9%
1997	76.1%	78.3%	74.0%	69.0%	61.2%	71.0%	79.2%	75.1%	72.6%	75.6%	80.4%	81.3%
1998	83.6%	83.1%	66.6%	54.3%	65.1%	76.1%	73.1%	73.1%	72.7%	81.4%	82.1%	77.5%
1999	74.7%	71.8%	68.8%	61.5%	69.4%	73.3%	75.0%	76.7%	80.4%	71.5%	69.9%	80.3%
2000	77.7%	75.0%	66.8%	62.1%	67.5%	73.7%	72.3%	76.3%	73.7%	73.1%	85.7%	78.3%
2001	82.3%	73.7%	73.3%	72.1%	69.5%	68.9%	74.3%	74.9%	77.2%	76.3%	81.2%	82.1%
2002	80.0%	73.6%	63.8%	68.2%	61.9%	70.1%	72.3%	77.1%	75.6%	75.2%	78.2%	79.6%
2003	72.6%	68.5%	71.3%	55.9%	56.4%	71.8%	74.6%	75.7%	79.4%	73.3%	80.2%	81.3%
2004	73.8%	75.1%	75.5%	62.0%	62.6%	69.1%	75.2%	77.1%	80.1%	77.7%	73.7%	78.8%
2005	78.8%	74.7%	67.8%	59.0%	70.3%	77.4%	73.0%	74.8%	73.2%	78.2%	80.9%	83.3%
2006	81.0%	71.4%	71.2%	58.3%	68.6%	66.5%	63.6%	68.3%	70.3%	70.6%	73.3%	78.7%
2007	74.1%	69.2%	70.5%	58.3%	64.3%	70.5%	70.5%	70.6%	77.2%	78.3%	73.1%	81.7%
2008	74.2%	71.9%	67.3%	59.6%	59.2%	68.6%	74.5%	71.6%	77.3%	74.6%	78.7%	75.2%
2009	74.2%	74.4%	71.6%	62.7%	63.6%	70.5%	72.6%	75.4%	75.5%	79.0%	75.7%	77.8%
2010	75.9%	70.1%	70.3%	51.8%	64.5%	76.4%	71.7%	74.3%	74.1%	66.7%	75.2%	76.7%
2011	75.8%	70.6%	62.8%	64.6%	62.3%	70.6%	70.9%	68.7%	71.9%	68.4%	71.9%	73.0%
2012	74.8%	74.4%	69.0%	57.6%	64.8%	66.9%	71.5%	70.0%	64.9%	76.6%	81.8%	82.2%
2013	78.8%	76.6%	70.5%	67.1%	64.6%	69.1%	73.2%	74.5%	78.5%	79.5%	79.1%	78.4%
2014	74.0%	73.3%	69.9%	64.5%	70.2%	74.7%	72.3%	77.8%	77.0%	71.8%	73.4%	81.1%
2015	74.6%	69.6%	64.7%	55.3%	66.0%	70.8%	72.1%	76.0%	72.1%	73.1%	80.7%	80.5%
2016	75.8%	72.0%	66.5%	62.4%	58.8%	72.0%	73.1%	76.8%	78.6%	78.0%	78.4%	77.7%
2017	78.4%	72.1%	64.6%	62.5%	60.5%	72.1%	74.7%	75.6%	80.2%	71.3%	80.1%	80.4%
2018	77.4%	71.4%	66.6%	55.9%	61.1%	71.8%	73.4%	75.9%	79.0%	79.9%	80.6%	79.2%
2019	75.4%	75.3%	71.4%	66.5%	62.2%	64.5%	72.4%	71.3%	81.6%	77.1%	78.9%	78.1%
2020	79.4%	71.9%	68.8%	60.8%	57.7%	66.2%	71.4%	74.2%	73.9%	71.9%	77.4%	84.7%
2021	85.3%	73.2%	61.6%	64.5%	59.9%	63.7%	65.9%	68.5%	69.2%	81.8%	77.4%	75.4%
2022	72.4%	70.2%	64.5%	68.7%	64.9%	64.1%	70.9%	73.3%	71.3%	67.8%	71.5%	73.1%
2023	76.8%	62.1%	60.6%	60.9%	54.2%	68.7%	68.8%	71.8%	72.7%	73.0%	67.0%	71.8%
2024	70.2%	64.7%	57.3%	56.9%	58.7%	M	M	M	M	M	M	M