"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
173897	1970	  140	  437	  356	  208	    	    	    	    	    	  102	  254	 1420
173897	1971	  305	  635	 1156	  305	    	    	    	    	    	    	  279	  508
173897	1972	  356	  584	  881	  292	    	    	    	    	    	    	  117	 1575
173897	1973	  622	  698	  127	  312	    	    	    	    	    	    	  165	  376
173897	1974	  399	  305	  282	  521	   89	    	    	    	    	    	  787	  109
173897	1975	  823	  394	  572	  450	    	    	    	    	    	    	  160	 1105
173897	1976	  668	  648	  495	   51	    	    	    	    	    	   25	  107	  851
173897	1977	  826	  721	  356	  203	    	    	    	    	    	    	  163	  940
173897	1978	  777	  190	  356	  389	    	    	    	    	    	    	    	  752
173897	1979	  826	  508	   96	  312	    	    	    	    	    	   89	   38	  279
173897	1980	  102	  373	  419	   38	    	    	    	    	    	    	  356	  655
173897	1981	  820	  267	  432	    	    	    	    	    	    	    	   51	  772
173897	1982	  973	  795	  363	  229	    	    	    	    	    	    	  203	  155
173897	1983	  447	  592	  208	    	    	    	    	    	    	    	  424	  241
173897	1984	  709	  292	  602	   51	    	    	    	    	    	    	  102	  920
173897	1985	  381	  582	  279	   64	    	    	    	    	    	    	    	    
173897	1986	    	    	    	    	    	    	    	    	    	    	    	    
173897	1987	    	    	    	    	    	    	    	    	    	    	    	    
173897	1988	    	    	    	    	    	    	    	    	    	    	    	    
173897	1989	    	    	    	    	    	    	    	    	    	    	    	    
173897	1990	    	    	    	    	    	    	    	    	    	    	    	    
173897	1991	    	    	    	    	    	    	    	    	    	    	    	    
173897	1992	    	    	    	    	    	    	    	    	    	    	    	    
173897	1993