"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
193270	1970	   30	  131	  101	  105	   92	  109	   53	   92	   67	  101	  102	  115
193270	1971	   57	  134	   75	   57	  114	  103	   86	  100	   82	   76	  129	   74
193270	1972	   43	  123	  126	   93	  134	  184	  224	   76	   79	  114	    	    
193270	1973	    	    	    	    	    	    	    	    	    	    	    	    
193270	1974	    	    	    	   57	    	    	    	    	    	    	    	    
193270	1975	    	    	    	    	    	    	    	    	    	    	    	    
193270	1976	    	    	    	    	    	    	    	    	    	    	    	    
193270	1977	    	    	    	    	    	    	    	    	    	    	    	    
193270	1978	    	    	    	    	    	    	    	    	    	    	    	    
193270	1979	    	    	    	    	    	    	    	    	    	    	    	    
193270	1980	    	    	    	    	    	    	    	    	    	    	    	    
193270	1981	    	    	    	    	    	    	    	    	    	    	    	    
193270	1982	    	    	    	    	    	    	    	    	    	    	    	    
193270	1983	    	    	    	    	    	    	    	    	    	    	    	    
193270	1984	    	    	    	    	    	    	    	    	    	    	    	    
193270	1985	    	    	    	    	    	    	    	    	    	    	    	    
193270	1986	    	    	    	    	    	    	    	    	    	    	    	    
193270	1987	    	    	    	    	    	    	    	    	    	    	    	    
193270	1988	    	    	    	    	    	    	    	    	    	    	    	    
193270	1989	    	    	    	    	    	    	    	    	    	    	    	    
193270	1990	    	    	    	    	    	    	    	    	    	    	    	    
193270	1991	    	    	    	    	    	    	    	    	    	    	    	    
193270	1992	    	    	    	    	    	    	    	    	    	    	    	    
193270	1993