"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
173353	1970	   19	  144	   63	   93	  106	  103	   85	   57	   31	  170	   72	   90
173353	1971	   45	  114	   94	   36	   89	   36	   85	  148	   41	   71	   98	   59
173353	1972	   32	   89	  114	   76	   74	  158	  176	   50	   98	  113	  129	  153
173353	1973	   68	   69	   56	  128	  155	  136	   99	  219	  146	   87	   72	  292
173353	1974	   62	   46	  143	  134	  127	   96	  124	   53	   93	   36	   96	  103
173353	1975	   75	   44	  118	   62	   41	    	    	    	    	    	    	    
173353	1976	    	    	    	    	    	    	    	    	    	    	    	    
173353	1977	    	    	    	    	    	    	    	    	    	    	    	    
173353	1978	    	    	    	    	    	    	    	    	    	    	    	    
173353	1979	    	    	    	    	    	    	    	    	    	    	    	    
173353	1980	    	    	    	    	    	    	    	    	    	    	    	    
173353	1981	    	    	    	    	    	    	    	    	    	    	    	    
173353	1982	    	    	    	    	    	    	    	    	    	    	    	    
173353	1983	    	    	    	    	    	    	    	    	    	    	    	    
173353	1984	    	    	    	    	    	    	    	    	    	    	    	    
173353	1985	    	    	    	    	    	    	    	    	    	    	    	    
173353	1986	    	    	    	    	    	    	    	    	    	    	    	    
173353	1987	    	    	    	    	    	    	    	    	    	    	    	    
173353	1988	    	    	    	    	    	    	    	    	    	    	    	    
173353	1989	    	    	    	    	    	    	    	    	    	    	    	    
173353	1990	    	    	    	    	    	    	    	    	    	    	    	    
173353	1991	    	    	    	    	    	    	    	    	    	    	    	    
173353	1992	    	    	    	    	    	    	    	    	    	    	    	    
173353	1993