"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
199893	1970	  378	   79	    	    	    	    	    	    	    	    	    	  178
199893	1971	  297	   58	    	    	    	    	    	    	    	    	    	    
199893	1972	   28	  104	    	    	    	    	    	    	    	    	    	    
199893	1973	    	  272	   51	    	    	    	    	    	    	    	    	    
199893	1974	  353	  254	    	    	    	    	    	    	    	    	   25	    
199893	1975	   25	  142	    	    	    	    	    	    	    	    	    	    
199893	1976	    	    	    	    	    	    	    	    	    	    	    	    
199893	1977	    	    	    	    	    	    	    	    	    	    	    	    
199893	1978	    	    	    	    	    	    	    	    	    	    	    	    
199893	1979	    	    	    	    	    	    	    	    	    	    	    	    
199893	1980	    	    	    	    	    	    	    	    	    	    	    	    
199893	1981	    	    	    	    	    	    	    	    	    	    	    	    
199893	1982	    	    	    	    	    	    	    	    	    	    	    	    
199893	1983	    	    	    	    	    	    	    	    	    	    	    	    
199893	1984	    	    	    	    	    	    	    	    	    	    	    	    
199893	1985	    	    	    	    	    	    	    	    	    	    	    	    
199893	1986	    	    	    	    	    	    	    	    	    	    	    	    
199893	1987	    	    	    	    	    	    	    	    	    	    	    	    
199893	1988	    	    	    	    	    	    	    	    	    	    	    	    
199893	1989	    	    	    	    	    	    	    	    	    	    	    	    
199893	1990	    	    	    	    	    	    	    	    	    	    	    	    
199893	1991	    	    	    	    	    	    	    	    	    	    	    	    
199893	1992	    	    	    	    	    	    	    	    	    	    	    	    
199893	1993