"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
199175	1970	    	    	    	    	    	    	    	    	    	    	    	    
199175	1971	    	    	    	    	    	    	    	    	    	    	    	    
199175	1972	    	    	    	    	    	    	    	    	    	    	    	    
199175	1973	    	    	    	    	    	    	    	    	    	    	    	    
199175	1974	    	    	    	    	    	    	    	    	    	    	    	    
199175	1975	    	    	    	    	    	    	    	    	    	    	    	    
199175	1976	    	    	    	    	   71	   50	   88	  122	   50	  149	   48	   69
199175	1977	  147	   66	  129	  120	   76	  243	   29	  156	  147	  194	   45	  192
199175	1978	  232	   47	   59	   91	  160	   50	   97	   85	   54	   85	   84	  127
199175	1979	  213	  129	   50	  148	  124	   25	   78	  107	   59	  114	   86	   85
199175	1980	   79	   31	  166	   82	   30	   71	   34	   40	   53	  150	  117	   55
199175	1981	   50	  112	   23	  109	   70	  133	   64	   42	   88	   86	   94	  163
199175	1982	   88	   68	   62	   82	   54	  174	   53	   98	  102	   84	   98	   82
199175	1983	    	    	    	    	    	    	    	    	    	    	    	    
199175	1984	    	    	    	    	    	    	    	    	    	    	    	    
199175	1985	    	    	    	    	    	    	    	    	    	    	    	    
199175	1986	    	    	    	    	    	    	    	    	    	    	    	    
199175	1987	    	    	    	    	    	    	    	    	    	    	    	    
199175	1988	    	    	    	    	    	    	    	    	    	    	    	    
199175	1989	    	    	    	    	    	    	    	    	    	    	    	    
199175	1990	    	    	    	    	    	    	    	    	    	    	    	    
199175	1991	    	    	    	    	    	    	    	    	    	    	    	    
199175	1992	    	    	    	    	    	    	    	    	    	    	    	    
199175	1993