"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
197961	1970	   54	  103	   89	   96	   37	   91	   45	  137	   41	   94	  132	  109
197961	1971	   59	  136	   75	   67	  108	   12	   34	   32	    6	   40	  131	   66
197961	1972	   62	  125	  111	  120	  105	  130	   77	   45	  243	  100	  160	  174
197961	1973	   52	   79	   78	  183	   78	   65	  126	   78	   66	  140	   87	  156
197961	1974	   94	   47	   64	   77	  108	   86	   25	   28	  143	   56	   48	   78
197961	1975	  165	   87	   73	   85	   39	   82	   61	  217	  179	   95	  118	  140
197961	1976	  106	   51	   81	   48	   44	   33	   45	  116	   48	  158	   50	   89
197961	1977	  135	   42	  103	   91	   39	  127	   51	  104	  114	  173	   52	  147
197961	1978	    	    	    	    	    	    	    	    	    	    	    	    
197961	1979	    	    	    	    	    	    	    	    	    	    	    	    
197961	1980	    	    	    	    	    	    	    	    	    	    	    	    
197961	1981	    	    	    	    	    	    	    	    	    	    	    	    
197961	1982	    	    	    	    	    	    	    	    	    	    	    	    
197961	1983	    	    	    	    	    	    	    	    	    	    	    	    
197961	1984	    	    	    	    	    	    	    	    	    	    	    	    
197961	1985	    	    	    	    	    	    	    	    	    	    	    	    
197961	1986	    	    	    	    	    	    	    	    	    	    	    	    
197961	1987	    	    	    	    	    	    	    	    	    	    	    	    
197961	1988	    	    	    	    	    	    	    	    	    	    	    	    
197961	1989	    	    	    	    	    	    	    	    	    	    	    	    
197961	1990	    	    	    	    	    	    	    	    	    	    	    	    
197961	1991	    	    	    	    	    	    	    	    	    	    	    	    
197961	1992	    	    	    	    	    	    	    	    	    	    	    	    
197961	1993