"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
176599	1970	    	    	    	    	    	    	    	    	    	    	    	    
176599	1971	    	    	    	    	    	    	    	    	    	    	    	    
176599	1972	    	    	    	    	    	    	    	    	    	    	    	    
176599	1973	    	    	    	    	    	    	    	    	    	    	    	    
176599	1974	    	    	    	    	    	    	    	    	    	    	    	    
176599	1975	    	    	    	    	    	    	    	    	    	    	    	    
176599	1976	    	    	    	    	    	    	    	    	    	    	    	    
176599	1977	    	    	    	    	    	    	    	    	    	    	    	    
176599	1978	    	    	    	    	    	    	    	    	    	    	    	    
176599	1979	    	    	    	    	    	    	    	    	    	    	    	    
176599	1980	    	    	    	    	    	    	    	    	    	    	    	    
176599	1981	    	    	    	    	    	    	    	    	    	    	    	    
176599	1982	    	    	    	    	    	    	    	    	    	    	    	    
176599	1983	    	    	    	    	    	    	    	    	    	    	    	    
176599	1984	    	    	    	    	    	    	    	    	    	    	    	    
176599	1985	    	    	    	    	    	    	    	    	   71	   58	  101	   46
176599	1986	  168	   25	   67	   54	   87	   51	  128	  135	   80	   33	   84	   68
176599	1987	   53	   10	   23	   82	   64	   91	  106	   20	  151	   90	   34	   99
176599	1988	   58	   46	   42	   67	   46	   45	  136	  129	   39	  119	    	    
176599	1989	    	    	    	   80	  267	   78	   91	  123	  114	   39	  159	   77
176599	1990	  140	   33	   54	   92	  152	  152	  110	  116	   84	  237	  112	  116
176599	1991	   62	    	  237	   75	    	    	    	    	    	    	    	    
176599	1992	    	    	    	    	    	    	    	    	    	    	    	    
176599	1993