"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
191561	1970	 -8.2	 -3.4	 -0.1	  7.6	 14.6	 18.3	 22.4	 21.6	 16.5	 10.7	  4.6	 -4.4
191561	1971	 -6.7	 -3.7	  0.2	  5.9	 12.4	 19.1	 20.6	 21.1	 17.3	 12.5	  2.4	 -1.3
191561	1972	 -3.4	 -4.5	 -0.4	  5.0	 13.7	 17.8	 21.6	 19.7	 16.3	  8.4	  2.8	 -1.9
191561	1973	 -2.0	 -3.6	  3.7	  8.3	 12.3	 19.5	 21.7	 21.4	 14.8	  9.6	  4.1	  0.4
191561	1974	 -2.5	 -5.0	  1.2	  8.4	 11.7	 17.3	 20.9	 19.8	 15.2	  7.4	  5.1	  0.7
191561	1975	 -1.5	 -3.7	  0.1	  5.0	 15.3	 18.2	 22.2	 20.3	 14.5	 11.0	  7.3	 -1.7
191561	1976	 -4.8	  1.7	  4.0	 11.3	 15.1	 22.7	    	    	 17.2	    	  4.7	 -3.0
191561	1977	 -6.1	 -1.9	  5.9	 10.2	 17.2	 19.7	    	 23.1	 17.6	 11.6	  7.8	 -1.4
191561	1978	 -3.8	 -5.1	  1.3	  8.5	 15.9	 20.8	 23.2	 22.4	 16.3	 10.9	  5.5	 -0.3
191561	1979	 -3.2	 -6.3	  3.9	  7.7	 14.9	 18.0	 22.2	 19.7	 15.3	  9.6	  7.0	  0.2
191561	1980	 -3.4	 -5.2	  0.6	  7.8	 13.4	 17.0	 21.9	 20.9	 16.5	  8.9	  2.5	 -3.4
191561	1981	 -8.1	  0.1	  1.8	  9.2	 14.2	 19.6	 21.1	 19.8	 14.9	  7.6	  3.8	 -2.2
191561	1982	 -7.7	 -3.4	  1.3	  6.6	 14.3	 16.5	 21.4	 19.6	 16.1	  9.4	  6.7	  1.5
191561	1983	 -4.2	 -2.7	  1.9	  7.3	 13.0	 20.5	 23.5	 22.5	 19.1	 10.6	  5.3	 -2.8
191561	1984	 -5.6	 -0.4	 -1.8	  7.3	 13.1	 20.3	 22.5	 23.3	 15.9	 12.1	  4.9	  0.7
191561	1985	 -7.7	 -3.6	  1.8	  8.0	 14.8	 17.5	 22.6	 21.5	 17.2	 11.0	  5.1	 -3.9
191561	1986	    	    	    	    	    	    	    	    	    	    	    	    
191561	1987	    	    	    	    	    	    	    	    	    	    	    	    
191561	1988	    	    	    	    	    	    	    	    	    	    	    	    
191561	1989	    	    	    	    	    	    	    	    	    	    	    	    
191561	1990	    	    	    	    	    	    	    	    	    	    	    	    
191561	1991	    	    	    	    	    	    	    	    	    	    	    	    
191561	1992	    	    	    	    	    	    	    	    	    	    	    	    
191561	1993