"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
171472	1970	    	    	    	    	    	    	    	    	    	    	    	    
171472	1971	    	    	    	    	    	    	    	    	    	    	    	    
171472	1972	    	    	    	    	    	    	    	    	    	    	    	    
171472	1973	    	    	    	    	    	    	    	    	    	    	    	    
171472	1974	    	    	    	    	    	    	    	    	    	    	    	    
171472	1975	    	    	    	    	    	    	    	    	    	    	    	    
171472	1976	    	    	    	    	    	    	    	    	    	    	    	    
171472	1977	    	    	    	    	    	    	    	    	    	    	    	    
171472	1978	    	    	    	    	    	    	    	    	    	    	    	    
171472	1979	    	    	    	    	    	    	    	    	    	    	    	    
171472	1980	    	    	    	    	    	    	    	    	    	    	    	    
171472	1981	    	    	    	    	    	    	    	    	    	    	    	    
171472	1982	    	    	    	    	    	    	    	    	    	    	    	    
171472	1983	    	    	    	    	    	    	    	    	    	    	    	    
171472	1984	    	    	    	    	    	    	    	    	    	    	    	    
171472	1985	    	   60	   48	   27	   43	   94	  150	   38	   75	   67	   69	   35
171472	1986	   90	   20	   45	   36	   80	  112	  107	  141	  134	   39	   63	   25
171472	1987	   94	    5	   43	   76	   22	  122	   40	   42	  100	   85	   66	   50
171472	1988	   36	   56	   14	   62	   32	   64	   82	  126	   52	   84	   78	   13
171472	1989	   28	   23	   34	   44	   82	   76	   58	   83	   64	    	  106	   25
171472	1990	   89	   45	   59	   56	   66	   97	   65	  189	   77	  190	  115	  118
171472	1991	   52	    	  137	    	    	   32	   45	  122	   87	  100	   50	   34
171472	1992	   94	   56	   58	   56	   44	  107	  129	   73	   71	   88	   36	   25
171472	1993	   48	   50	   44	  112	   71	   95	   67	   44	  112	   93	   95	   66