datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1999,01 0:30:00,31 ,       0,0.456225,0.191276,0.147432
twpcmbeC1.c1,1999,01 1:30:00,31 ,       0,0.607805,0.202748,0.170218
twpcmbeC1.c1,1999,01 2:30:00,31 ,       0,0.581352,0.176408,0.174046
twpcmbeC1.c1,1999,01 3:30:00,31 ,       0,0.325059,0.106742,0.123275
twpcmbeC1.c1,1999,01 4:30:00,31 ,       0,0.297397,0.077449,0.107582
twpcmbeC1.c1,1999,01 5:30:00,31 ,       0,0.446859,0.102962,0.136554
twpcmbeC1.c1,1999,01 6:30:00,31 , 3.41263, 51.6882,29.09071,12.28409
twpcmbeC1.c1,1999,01 7:30:00,31 ,12.54738,111.1244,68.18473,24.66986
twpcmbeC1.c1,1999,01 8:30:00,31 ,34.51974,218.6791,110.9561,51.23455
twpcmbeC1.c1,1999,01 9:30:00,31 ,16.94426,288.0654,136.3129,66.73718
twpcmbeC1.c1,1999,0110:30:00,31 ,7.681612,334.9027,142.4226,93.66675
twpcmbeC1.c1,1999,0111:30:00,31 ,13.78926,297.0107,127.2225,89.66992
twpcmbeC1.c1,1999,0112:30:00,31 ,7.051602,309.1008, 131.946,91.61465
twpcmbeC1.c1,1999,0113:30:00,31 ,25.08604,358.2906,149.7865,110.8803
twpcmbeC1.c1,1999,0114:30:00,31 ,15.21583,398.6377,143.9504,101.4576
twpcmbeC1.c1,1999,0115:30:00,31 ,5.726474, 267.036,123.3313,71.19753
twpcmbeC1.c1,1999,0116:30:00,31 ,14.14477,173.9629,77.79722,39.79661
twpcmbeC1.c1,1999,0117:30:00,31 ,8.124883,92.80783, 53.3512,23.74028
twpcmbeC1.c1,1999,0118:30:00,31 ,0.625137,25.96859,12.01613,5.564867
twpcmbeC1.c1,1999,0119:30:00,31 ,       0,0.411147,0.034166,0.107967
twpcmbeC1.c1,1999,0120:30:00,31 ,       0,0.329617,0.061739,0.119079
twpcmbeC1.c1,1999,0121:30:00,31 ,       0,0.453111,0.107669,0.133052
twpcmbeC1.c1,1999,0122:30:00,30 ,       0,0.394698,0.138624,0.145948
twpcmbeC1.c1,1999,0123:30:00,31 ,       0,0.365494,0.129958,0.137043