"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
191992	1970	    	    	    	    	    	    	    	    	    	    	    	    
191992	1971	   42	  107	   64	   59	  103	   84	   89	   74	   63	   58	  117	   85
191992	1972	   40	  107	  149	   94	  112	  169	   99	   39	   90	   94	  167	  144
191992	1973	   77	   61	   76	  190	  123	  135	   84	   84	   77	   75	   63	  190
191992	1974	   72	   51	  107	   68	  128	   81	   34	   57	  248	   57	   66	  123
191992	1975	  112	   72	   75	   61	   46	   80	   84	  130	  185	  149	  125	  117
191992	1976	  104	   63	   67	   70	   87	   18	   89	  202	   42	  113	   22	   69
191992	1977	   96	   59	  132	  108	   72	   80	   64	   83	  128	  134	  108	  117
191992	1978	  170	   28	   65	   64	   91	   52	    	    	    	    	    	    
191992	1979	    	    	    	    	    	    	    	    	    	    	    	    
191992	1980	    	    	    	    	    	    	    	    	    	    	    	    
191992	1981	    	    	    	    	    	    	    	    	    	    	    	    
191992	1982	    	    	    	    	    	    	    	    	    	    	    	    
191992	1983	    	    	    	    	    	    	    	    	    	    	    	    
191992	1984	    	    	    	    	    	    	    	    	    	    	    	    
191992	1985	    	    	    	    	    	    	    	    	    	    	    	    
191992	1986	    	    	    	    	    	    	    	    	    	    	    	    
191992	1987	    	    	    	    	    	    	    	    	    	    	    	    
191992	1988	    	    	    	    	    	    	    	    	    	    	    	    
191992	1989	    	    	    	    	    	    	    	    	    	    	    	    
191992	1990	    	    	    	    	    	    	    	    	    	    	    	    
191992	1991	    	    	    	    	    	    	    	    	    	    	    	    
191992	1992	    	    	    	    	    	    	    	    	    	    	    	    
191992	1993