station	month	bas
RM190	5	0.000
RM190	7	1.563
RM190	10	0.000
RM190	11	0.000
RM202	4	18.750
RM202	5	18.750
RM202	7	6.250
RM202	10	4.800
RM202	11	3.125
RM198	4	18.750
RM198	5	31.250
RM198	7	3.125
RM198	10	3.200
RM198	11	12.500
HC	4	0.000
HC	5	0.000
HC	7	0.000
HC	10	0.000
HC	11	0.000