"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
175686	1970	    	    	    	    	    	    	    	    	    	    	    	    
175686	1971	    	    	    	    	    	    	    	    	    	    	    	    
175686	1972	    	    	    	    	   66	    	    	    	    	    	    	    
175686	1973	    	    	    	    	    	    	    	    	    	    	    	    
175686	1974	    	    	    	    	    	    	    	    	    	    	    	    
175686	1975	    	    	    	    	    	    	    	    	    	    	    	    
175686	1976	    	    	    	    	    	    	    	    	    	    	    	    
175686	1977	    	    	    	    	    	    	    	    	    	    	    	    
175686	1978	    	    	    	    	    	    	    	    	    	    	    	    
175686	1979	    	    	    	    	    	    	    	    	    	    	    	    
175686	1980	    	    	    	    	    	    	    	    	    	    	    	    
175686	1981	    	    	    	    	    	    	    	    	    	    	    	    
175686	1982	    	    	    	    	    	    	    	    	    	    	    	    
175686	1983	    	    	    	    	    	    	    	    	    	    	    	    
175686	1984	    	    	    	    	    	    	    	    	    	    	    	    
175686	1985	    	    	    	    	    	    	    	    	    	    	    	    
175686	1986	    	    	    	    	    	    	    	    	    	    	    	    
175686	1987	    	    	    	    	    	    	    	    	    	    	    	    
175686	1988	    	    	    	    	    	    	    	    	    	    	    	    
175686	1989	    	    	    	    	    	    	    	    	    	    	    	    
175686	1990	    	    	    	    	    	    	    	    	    	    	    	    
175686	1991	    	    	    	    	    	    	    	    	    	    	    	    
175686	1992	    	    	    	    	    	    	    	    	    	    	    	    
175686	1993