"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
271732	1970	 -7.8	 -5.0	 -0.8	  5.5	 13.8	 17.5	 21.5	 19.8	 14.7	  9.6	  2.8	 -6.8
271732	1971	 -7.2	 -3.8	 -1.1	  4.5	 12.3	 18.2	 19.9	 18.7	 15.9	 10.7	  0.3	 -4.0
271732	1972	 -5.4	 -5.6	 -1.7	  3.0	 12.9	 16.7	 20.0	 17.6	 13.8	  5.6	  0.4	 -5.1
271732	1973	 -3.7	 -4.1	  2.4	  6.8	 11.3	 18.0	 20.9	 21.3	 13.8	    	    	    
271732	1974	    	    	    	    	    	    	    	    	    	    	    	    
271732	1975	    	    	    	    	    	    	    	    	    	    	    	    
271732	1976	    	    	    	    	    	    	    	    	    	    	    	    
271732	1977	    	    	    	    	    	    	    	    	    	    	    	    
271732	1978	    	    	    	    	    	    	    	    	    	    	    	    
271732	1979	    	    	    	    	    	    	    	    	    	    	    	    
271732	1980	    	    	    	    	    	    	    	    	    	    	    	    
271732	1981	    	    	    	    	    	    	    	    	    	    	    	    
271732	1982	    	    	    	    	    	    	    	    	    	    	    	    
271732	1983	    	    	    	    	    	    	    	    	    	    	    	    
271732	1984	    	    	    	    	    	    	    	    	    	    	    	    
271732	1985	    	    	    	    	    	    	    	    	    	    	    	    
271732	1986	    	    	    	    	    	    	    	    	    	    	    	    
271732	1987	    	    	    	    	    	    	    	    	    	    	    	    
271732	1988	    	    	    	    	    	    	    	    	    	    	    	    
271732	1989	    	    	    	    	    	    	    	    	    	    	    	    
271732	1990	    	    	    	    	    	    	    	    	    	    	    	    
271732	1991	    	    	    	    	    	    	    	    	    	    	    	    
271732	1992	    	    	    	    	    	    	    	    	    	    	    	    
271732	1993