"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
196681	1970	    	    	  439	    	    	    	    	    	    	    	    	  399
196681	1971	  175	   53	    5	    	    	    	    	    	    	    	    	  163
196681	1972	   46	  267	   96	   13	    	    	    	    	    	    	    	   18
196681	1973	   13	  259	   20	    	    	    	    	    	    	    	    	    
196681	1974	  399	  277	    5	    	    	    	    	    	    	    	   38	    
196681	1975	   58	  356	   94	    2	    	    	    	    	    	    	    	   23
196681	1976	  460	   81	  256	    	    	    	    	    	    	    	    	   81
196681	1977	   76	  229	   51	    	    	    	    	    	    	    	    	   25
196681	1978	  508	  305	  279	    	    	    	    	    	    	    	    	    
196681	1979	    	  178	    	    	    	    	    	    	    	    	    	    
196681	1980	    	    	    	    	    	    	    	    	    	    	    	    
196681	1981	    	    	    	    	    	    	    	    	    	    	    	   51
196681	1982	    	   71	   13	  254	    	    	    	    	    	    	    	  216
196681	1983	    	  457	    	    	    	    	    	    	    	    	    	  107
196681	1984	  216	    	    	    	    	    	    	    	    	    	    	    
196681	1985	  287	  216	    	    	    	    	    	    	    	    	    	    
196681	1986	    	  107	    	    	    	    	    	    	    	    	    	    
196681	1987	    	    	    	    	    	    	    	    	    	    	    	    
196681	1988	    	    	    	    	    	    	    	    	    	    	    	    
196681	1989	    	    	    	    	    	    	    	    	    	    	    	    
196681	1990	   64	  104	   25	    	    	    	    	    	    	    	    	    
196681	1991	   51	   64	    	    	    	    	    	    	    	    	    	    
196681	1992	    	    	  165	    	    	    	    	    	    	    	    	    
196681	1993