"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
178688	1970	    	    	    	  1.6	  8.5	 15.5	 19.4	 18.0	 11.9	  7.6	  1.9	    
178688	1971	    	    	    	  1.4	  9.2	    	 17.3	 16.2	 13.8	  8.1	 -1.0	    
178688	1972	    	    	    	    	  8.4	 15.9	 18.2	 15.9	 12.8	  3.7	 -2.1	    
178688	1973	    	    	    	  2.4	  8.4	 16.7	 19.9	 19.5	 11.6	  6.8	 -1.2	    
178688	1974	    	    	    	  1.1	  6.1	 15.6	 17.8	 17.4	    	  3.4	  2.0	    
178688	1975	    	    	    	 -0.2	 10.8	 16.1	 20.5	 17.7	 11.8	  6.5	  3.8	    
178688	1976	    	    	    	  3.7	  9.8	    	    	    	    	    	    	    
178688	1977	    	    	    	    	    	    	    	    	 10.9	  5.7	    	    
178688	1978	-10.3	 -9.0	 -6.6	  1.0	 11.3	 16.0	 18.3	 17.8	 10.3	  5.5	    	 -7.9
178688	1979	 -6.6	 -8.8	 -0.3	  3.5	 11.5	 16.1	    	 16.2	 12.4	  7.5	  2.1	 -5.3
178688	1980	 -9.7	 -9.3	 -4.4	  3.9	  9.5	 14.5	 17.5	 18.7	 10.7	  4.3	 -2.0	 -8.0
178688	1981	 -9.0	 -3.7	 -3.8	  3.5	 11.0	 15.7	 18.5	 17.2	    	    	    	 -5.8
178688	1982	-10.1	 -8.8	 -4.6	 -0.1	 10.6	 14.3	 18.1	 14.9	 13.3	  6.6	  1.3	 -4.8
178688	1983	 -7.4	    	    	  4.0	  9.0	 16.2	 18.5	 18.5	 14.1	  6.1	 -0.1	 -7.3
178688	1984	 -8.9	 -3.8	 -5.4	  3.5	  9.2	 14.7	 18.7	    	 11.9	  7.6	    	    
178688	1985	    	 -7.1	 -4.7	  2.5	  9.4	 14.1	 18.7	 16.6	 13.3	  6.2	 -1.6	    
178688	1986	 -7.3	 -8.8	 -4.1	  5.0	    	    	    	    	    	    	    	    
178688	1987	    	    	    	    	    	    	    	    	    	    	    	    
178688	1988	    	    	    	    	    	    	    	    	    	    	    	    
178688	1989	    	    	    	    	    	    	    	    	    	    	    	    
178688	1990	    	    	    	    	    	    	    	    	    	    	    	    
178688	1991	    	    	    	    	    	    	    	    	    	    	    	    
178688	1992	    	    	    	    	    	    	    	    	    	    	    	    
178688	1993