"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
177174	1970	-11.5	 -8.2	 -4.5	  1.9	  9.1	 15.8	 19.5	 18.5	 12.5	  8.4	  0.9	 -9.6
177174	1971	 -8.8	 -6.8	 -5.3	  1.9	 10.0	 15.6	 18.8	 17.4	 14.6	  9.1	 -1.0	 -8.0
177174	1972	 -7.8	 -8.1	 -6.0	  0.4	  9.1	 15.3	 18.4	 16.1	 13.4	  6.4	 -1.6	 -9.7
177174	1973	 -6.9	 -7.3	 -0.7	  2.5	  8.4	 16.9	 20.3	 19.7	 12.2	  7.0	 -0.9	 -4.1
177174	1974	 -8.2	 -9.7	 -5.3	  1.9	  6.4	 15.9	 17.6	 18.0	 11.8	  3.6	  0.1	 -6.0
177174	1975	 -7.7	 -6.5	 -5.0	    	 11.9	 16.0	 20.3	 18.2	 12.2	  7.5	  1.7	 -7.9
177174	1976	 -7.9	 -7.6	 -4.3	  2.9	  9.8	 17.3	 17.3	 16.9	 12.1	  4.7	 -2.0	-10.1
177174	1977	-10.2	 -8.9	 -0.8	  1.6	 10.2	 13.9	 17.8	 17.1	 11.6	  6.8	  1.5	 -7.1
177174	1978	-10.2	 -8.8	 -6.0	  1.2	 11.2	 15.4	 17.7	 18.0	 10.6	  5.0	 -1.1	 -7.9
177174	1979	 -6.8	 -9.1	 -1.1	  2.9	 11.1	 15.4	 19.5	 15.7	 12.6	  6.5	  2.2	 -5.8
177174	1980	 -9.5	 -9.7	 -4.0	  3.6	 10.4	 14.3	 17.7	 18.5	 11.0	  4.4	 -1.5	 -8.4
177174	1981	 -9.7	 -3.7	 -3.1	  3.5	 11.7	 15.8	 18.8	 17.6	 12.4	  5.2	  0.1	 -5.3
177174	1982	-10.4	 -9.0	 -4.4	  0.7	 10.4	 14.2	 18.8	 15.4	 13.4	  7.4	  1.6	 -4.7
177174	1983	 -8.1	 -7.1	    	  3.6	  8.7	 16.6	    	 18.9	 15.2	  6.8	  0.4	 -7.2
177174	1984	 -9.2	 -3.9	 -5.6	  4.1	  9.3	 15.1	 18.8	 19.3	 11.9	    	    	 -6.5
177174	1985	-11.7	 -7.1	 -4.6	  1.8	 10.2	 14.6	 19.3	 17.3	 13.8	  7.2	 -0.8	 -9.0
177174	1986	 -7.6	 -9.4	 -4.1	  5.5	 11.2	 13.6	 16.8	 16.3	 11.0	  6.2	 -2.1	 -6.8
177174	1987	 -8.5	 -9.0	 -1.4	  5.8	  9.9	 15.8	 18.8	 17.2	 13.0	  6.9	 -0.9	 -5.4
177174	1988	 -7.7	 -7.0	 -5.3	  3.3	 11.4	 15.3	 19.7	 18.4	 12.2	  5.0	  1.3	 -8.2
177174	1989	 -7.9	 -8.1	 -4.6	  1.2	 12.3	 15.9	 18.4	 17.3	 13.4	  7.0	 -1.4	-11.6
177174	1990	 -6.6	 -7.6	 -3.4	  2.8	  9.1	 16.2	 19.1	 19.3	 12.7	  7.8	  0.4	 -5.2
177174	1991	 -9.0	 -6.6	 -3.4	  3.6	 11.1	 16.7	 18.8	 18.6	 11.9	  6.9	  0.2	 -7.7
177174	1992	 -8.4	 -8.4	 -6.0	  1.1	 10.3	 15.3	 15.5	 16.9	 13.3	  4.8	 -1.4	 -5.9
177174	1993	 -8.1	 -9.3	 -4.3	  2.6	  9.9	 14.6	 17.8	 18.3	 12.5	  3.1	 -1.3	 -5.2