"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
172765	1970	 -9.3	 -7.2	    	  4.3	 11.6	 16.2	 19.9	 18.7	 13.2	  8.7	  2.1	 -7.4
172765	1971	 -8.2	 -6.2	 -3.0	  3.2	 10.3	 16.0	 18.4	 17.7	 14.3	  9.8	 -0.8	 -6.5
172765	1972	 -6.9	 -7.1	 -4.2	  2.1	 11.4	 15.7	 18.9	 16.6	 12.9	  4.8	 -0.9	 -7.5
172765	1973	 -5.5	 -6.4	  0.4	  4.8	  9.0	 16.3	 20.2	 20.2	 13.1	  7.6	  0.7	 -2.9
172765	1974	 -6.6	 -8.1	 -3.4	  4.1	  8.0	 15.6	 18.4	 17.6	 12.5	  3.9	  1.0	 -4.6
172765	1975	 -6.5	 -5.0	 -4.0	  1.9	 13.3	 16.0	 20.2	 17.8	 12.0	  8.2	  3.0	 -7.2
172765	1976	 -7.4	 -6.5	 -3.8	  5.2	 10.0	 17.6	 17.3	 17.6	 12.6	  6.1	 -0.2	 -8.8
172765	1977	 -9.5	 -7.3	  1.1	  4.5	 12.2	 15.2	 18.3	 17.1	 11.9	  7.0	  2.4	 -5.9
172765	1978	 -9.1	 -8.1	 -4.5	  2.6	 12.3	 15.2	 18.3	 17.3	 10.3	  6.1	 -0.8	 -6.5
172765	1979	 -6.3	 -8.0	 -0.8	  4.1	 11.2	 15.6	 19.3	 16.1	 11.5	  5.9	  2.3	 -4.7
172765	1980	 -8.4	 -8.9	 -3.6	  4.2	  9.7	 14.1	 19.1	 18.9	 12.0	  5.3	 -0.8	 -6.8
172765	1981	 -8.2	 -2.7	 -0.7	  5.4	 12.5	 16.7	 18.9	 17.6	 12.3	  5.4	  0.8	 -4.4
172765	1982	 -9.4	 -7.8	 -3.0	  2.3	 11.5	 13.8	 18.4	 15.8	 13.3	  6.9	  1.6	 -2.7
172765	1983	 -7.0	 -5.6	  0.1	  5.1	  9.9	 16.7	 19.5	 18.3	 14.4	  6.5	  1.3	 -6.2
172765	1984	 -7.2	 -2.4	 -4.2	  5.4	 10.4	 16.2	 19.4	 19.8	 11.4	  8.1	  1.6	 -4.2
172765	1985	-10.3	 -5.6	 -2.0	  4.5	 10.9	 14.3	 19.6	 17.3	 13.2	  7.8	  0.8	 -6.8
172765	1986	 -6.9	 -7.2	 -2.1	  7.5	 11.6	 14.8	 17.6	 16.7	 11.4	  6.7	 -1.1	 -5.0
172765	1987	 -7.4	 -7.6	 -0.5	  7.0	 11.0	 16.4	 18.6	 16.3	 12.9	  6.7	  0.1	 -3.7
172765	1988	 -6.8	 -6.6	 -3.0	  4.9	 12.0	 15.8	 20.5	 19.1	 12.4	  5.5	  2.1	 -7.1
172765	1989	 -6.9	 -7.2	 -4.0	  2.9	 12.9	 16.5	 18.7	 17.6	 13.5	  7.5	  0.1	-10.4
172765	1990	 -5.5	 -6.5	 -1.0	  5.0	 10.1	 16.3	 19.0	 19.2	 13.1	  8.7	  2.5	 -4.0
172765	1991	 -7.9	 -5.4	 -1.1	  5.9	 12.9	 16.9	 18.6	 18.8	 11.7	  8.2	  2.5	 -6.1
172765	1992	 -7.9	 -6.6	 -4.1	  3.4	 10.8	 15.8	 16.6	 17.4	 13.1	  5.4	 -0.1	 -4.6
172765	1993	 -7.2	 -8.6	 -3.0	  4.8	 11.7	 15.8	 19.1	 19.0	 13.1	  4.7	  0.5	 -3.7