datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,12 0:30:00,30 ,       0,0.514766,0.050492,0.125465
twpcmbeC1.c1,2003,12 1:30:00,30 ,       0,0.506242,0.073604,0.149379
twpcmbeC1.c1,2003,12 2:30:00,30 ,       0,0.405295,0.045128,0.114843
twpcmbeC1.c1,2003,12 3:30:00,30 ,       0, 0.16162,0.016504,0.044358
twpcmbeC1.c1,2003,12 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,12 5:30:00,30 ,       0,2.810129,0.676444, 0.78377
twpcmbeC1.c1,2003,12 6:30:00,30 , 0.74016,92.38981,34.34923,24.36318
twpcmbeC1.c1,2003,12 7:30:00,30 ,2.141063,153.0567, 58.5637,40.47679
twpcmbeC1.c1,2003,12 8:30:00,31 ,10.04573,213.2572,81.07143,53.58437
twpcmbeC1.c1,2003,12 9:30:00,31 , 2.88272,288.4251,105.9196,73.97425
twpcmbeC1.c1,2003,1210:30:00,31 ,7.242971,322.0604,122.0269,93.96516
twpcmbeC1.c1,2003,1211:30:00,31 , 4.96335,412.1349,134.5512,126.7654
twpcmbeC1.c1,2003,1212:30:00,31 , 9.47947,375.4244,98.02216,96.74298
twpcmbeC1.c1,2003,1213:30:00,31 , 5.75835,290.3739,81.65026,76.92765
twpcmbeC1.c1,2003,1214:30:00,31 ,5.724466,303.9026,93.17408,84.52768
twpcmbeC1.c1,2003,1215:30:00,31 , 17.5408,252.1752,84.23851,55.65153
twpcmbeC1.c1,2003,1216:30:00,31 ,0.523545,221.1612,68.99043,49.52855
twpcmbeC1.c1,2003,1217:30:00,30 ,0.242909,71.80048,33.53818,20.38224
twpcmbeC1.c1,2003,1218:30:00,30 ,0.064721,6.932992,3.175231,1.675197
twpcmbeC1.c1,2003,1219:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,1220:30:00,30 ,       0,0.323338,0.010778,0.059033
twpcmbeC1.c1,2003,1221:30:00,30 ,       0, 0.59167,0.060147,0.147267
twpcmbeC1.c1,2003,1222:30:00,30 ,       0,0.502729,0.044783,0.127821
twpcmbeC1.c1,2003,1223:30:00,30 ,       0,0.376998, 0.05139,0.123098