"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
193471	1970	  340	  180	  282	  178	    	    	    	    	    	    	    	  193
193471	1971	  142	   61	    	   13	    	    	    	    	    	    	    	   64
193471	1972	   81	  229	   13	    	    	    	    	    	    	    	    	    
193471	1973	   13	    	    	    	    	    	    	    	    	    	    	    
193471	1974	  229	  135	    	    	    	    	    	    	    	    	    	    
193471	1975	    	    	   25	    	    	    	    	    	    	    	    	    
193471	1976	    	    	    	    	    	    	    	    	    	    	    	    
193471	1977	    	    	    	    	    	    	    	    	    	    	    	    
193471	1978	  350	  381	  559	    	    	    	    	    	    	    	    	    
193471	1979	    	  165	    	    	    	    	    	    	    	    	    	    
193471	1980	   51	  165	    	    	    	    	    	    	    	    	    	    
193471	1981	  615	   64	    8	    	    	    	    	    	    	    	    	  203
193471	1982	  279	   51	   13	    	    	    	    	    	    	    	    	  305
193471	1983	    	  381	    	    	    	    	    	    	    	    	    	   51
193471	1984	  152	    	    	    	    	    	    	    	    	    	    	    
193471	1985	  274	  241	    	    	    	    	    	    	    	    	   76	    
193471	1986	    	  178	    	    	    	    	    	    	    	    	    	    
193471	1987	  381	  432	    	    	    	    	    	    	    	    	  102	  356
193471	1988	    	    	    	    	    	    	    	    	    	    	    	    
193471	1989	    	  279	    	    	    	    	    	    	    	    	    	  190
193471	1990	    	    	   25	   51	    	    	    	    	    	    	    	  127
193471	1991	   89	   25	    	    	    	    	    	    	    	    	    	   25
193471	1992	   51	   76	    	    	    	    	    	    	    	    	    	    
193471	1993	   25	  208	   51