"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
270910	1970	  165	  279	  673	  102	    	    	    	    	    	    	    	  965
270910	1971	  572	  610	  876	  318	    	    	    	    	    	    	  864	  620
270910	1972	  315	  864	  617	  267	    	    	    	    	    	    	  610	 1041
270910	1973	  597	  190	    	  483	    	    	    	    	    	    	    	  152
270910	1974	  394	  178	  305	  229	    	    	    	    	    	    	   51	  622
270910	1975	  800	  559	  178	  305	    	    	    	    	    	    	  165	  686
270910	1976	  483	  318	  749	    	    	    	    	    	    	    	   76	  368
270910	1977	 1156	  333	  508	   51	    	    	    	    	    	    	   64	  762
270910	1978	    	  508	  330	   25	    	    	    	    	    	    	  254	  686
270910	1979	 1067	  102	   38	  356	    	    	    	    	    	   25	    	   89
270910	1980	   76	  312	  444	    	    	    	    	    	    	    	  343	  305
270910	1981	  254	  622	   51	    	    	    	    	    	    	    	    	  940
270910	1982	  775	  292	  254	  546	    	    	    	    	    	    	   76	  102
270910	1983	  406	  584	  292	   76	    	    	    	    	    	    	   76	  406
270910	1984	  457	  330	  787	    	    	    	    	    	    	    	   13	  610
270910	1985	  165	  381	  356	   76	    	    	    	    	    	    	  279	  318
270910	1986	  559	  394	    	   25	    	    	    	    	    	    	  381	  119
270910	1987	 1321	   84	  229	  406	    	    	    	    	    	    	  229	  356
270910	1988	  610	  787	  114	    	    	    	    	    	    	    	    	  173
270910	1989	  114	  267	  424	   51	    	    	    	    	    	    	  140	  528
270910	1990	  666	  643	   74	    	    	    	    	    	    	    	   13	  307
270910	1991	  292	  277	  203	    	    	    	    	    	    	    	   51	  399
270910	1992	  130	  152	  180	  216	    	    	    	    	    	    	   76	  310
270910	1993	  386	  810	  861	  211	    	    	    	    	    	   25	    	  279