"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
192501	1970	    	    	    	    	    	    	    	    	    	    	    	  102
192501	1971	  140	    	    	    	    	    	    	    	    	    	    	    
192501	1972	    	    	    	   38	    	    	    	    	    	    	    	    
192501	1973	    	    	    	    	    	    	    	    	    	    	    	    
192501	1974	    	    	    	    	    	    	    	    	    	    	   20	    
192501	1975	    	  190	   25	    	    	    	    	    	    	    	    	    
192501	1976	    	    	  190	    	    	    	    	    	    	    	    	    
192501	1977	  340	  213	    	    	    	    	    	    	    	    	    	    
192501	1978	  102	  381	    	    	    	    	    	    	    	    	    	    
192501	1979	  104	  193	    	    	    	    	    	    	    	    	    	    
192501	1980	   38	  152	    	    	    	    	    	    	    	    	    	    
192501	1981	    	    	    	    	    	    	    	    	    	    	    	    
192501	1982	   51	   76	    	    	    	    	    	    	    	    	    	  394
192501	1983	    	  394	    	    	    	    	    	    	    	    	    	   84
192501	1984	   79	    	  325	    	    	    	    	    	    	    	    	    
192501	1985	  264	  279	    	    	    	    	    	    	    	    	   13	   96
192501	1986	    	  335	    5	    	    	    	    	    	    	    	    	    8
192501	1987	  541	  432	   51	    	    	    	    	    	    	    	    	  203
192501	1988	  152	    5	    5	    	    	    	    	    	    	    	    	   79
192501	1989	   20	  234	   64	    	    	    	    	    	    	    	  190	  196
192501	1990	   51	  178	   64	    8	    	    	    	    	    	    	    	    
192501	1991	   38	   25	    	    	    	    	    	    	    	    	    	    5
192501	1992	  112	   69	  216	   25	    	    	    	    	    	    	    	    2
192501	1993	   30	  124	  190	    	    	    	    	    	    	    	    	  267