"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
190770	1970	  234	  267	  462	    2	    	    	    	    	    	    	    	  709
190770	1971	  305	  206	  188	   48	    	    	    	    	    	    	   71	  201
190770	1972	  198	  533	  307	   10	    	    	    	    	    	    	   15	   84
190770	1973	   91	   64	    8	    	    	    	    	    	    	    	    	    
190770	1974	  406	  452	    2	   76	    	    	    	    	    	    	   51	   91
190770	1975	   56	  432	   46	   25	    	    	    	    	    	    	    2	  490
190770	1976	  427	   36	  274	    	    	    	    	    	    	    	   25	  437
190770	1977	  589	  150	  272	    	   13	    	    	    	    	    	   18	  132
190770	1978	  912	  691	  409	    	    	    	    	    	    	    	  107	  147
190770	1979	  267	  168	    	   10	    	    	    	    	    	    5	    	   51
190770	1980	   10	  165	   91	    	    	    	    	    	    	    	   61	  142
190770	1981	  302	   48	   13	    	    	    	    	    	    	    	    	  447
190770	1982	  457	  193	  135	  338	    	    	    	    	    	    	    	  140
190770	1983	  119	  566	    5	    	    	    	    	    	    	    	    	   66
190770	1984	  536	    8	  950	    	    	    	    	    	    	    	    	   94
190770	1985	  178	  328	   94	   51	    	    	    	    	    	    	   76	   33
190770	1986	   20	  264	   66	    	    	    	    	    	    	    	   89	   86
190770	1987	  617	   94	   89	  104	    	    	    	    	    	    	  229	  190
190770	1988	  432	  358	  127	    	    	    	    	    	    	    	    	   94
190770	1989	   38	  170	   81	   10	    	    	    	    	    	    	  114	  158
190770	1990	  178	  429	  104	   13	    	    	    	    	    	    	    	   30
190770	1991	  297	   71	   86	    	    	    	    	    	    	    	    	  147
190770	1992	   10	  102	  274	   25	    	    	    	    	    	    	   15	  246
190770	1993	  328	  498	  988	   56	    	    	    	    	    	    	    	  295