"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
01064140	1975	     	     	     	     	     	     	     	     	     	 21.47	 30.54	 34.81
01064140	1976	 35.85	 42.21	 46.60	 44.68	 42.28	 30.50	 20.63	 25.85	 21.48	 26.07	 25.57	 24.54
01064140	1977	 23.76	 28.78	 68.41	 49.37	 34.61	 21.56	 18.89	 20.95	 16.51	 34.44	 37.94	 43.43
01064140	1978	 47.14	 54.23	 41.30	 52.55	 48.94	 30.37	 22.43	 25.00	 20.50	 15.63	 10.35	 11.22
01064140	1979	 22.12	 17.52	 52.40	 39.87	 57.82	 38.84	 22.13	 22.98	 21.78	 32.56	 29.15	 24.11
01064140	1980	 17.07	 10.35	 19.33	 29.00	 15.69	 11.79	 10.93	 10.82	 12.61	 14.40	 20.11	 16.31
01064140	1981	 13.66	 34.45	 20.34	 18.92	 13.65	 14.29	 12.50	 13.97	 25.06	 18.92	 27.66	 30.32
01064140	1982	 34.37	 31.17	 40.78	 42.43	 26.81	 30.52	 20.24	 23.50	 15.68	 15.10	 17.20	 15.33
01064140	1983	 20.31	 22.05	 70.26	 88.22	 52.41	 38.75	 20.07	 21.54	 20.77	 21.09	 53.91	 50.25
01064140	1984	 39.25	 58.85	 58.59	105.42	 62.76	 80.77	 22.22	 20.20	 20.54