datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2007,11 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,11 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,11 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,11 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,11 4:30:00,30 ,       0,0.005757,0.000192,0.001051
twpcmbeC2.c1,2007,11 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,11 6:30:00,30 ,2.069516, 14.6594, 10.5629,2.591103
twpcmbeC2.c1,2007,11 7:30:00,30 ,1.190525,53.27779,28.05286,11.55092
twpcmbeC2.c1,2007,11 8:30:00,30 ,10.82244, 57.3599,29.44473,10.90911
twpcmbeC2.c1,2007,11 9:30:00,30 ,9.271396,75.37767,36.11516,16.40402
twpcmbeC2.c1,2007,1110:30:00,30 ,4.408441,108.3412,47.87918,28.71913
twpcmbeC2.c1,2007,1111:30:00,30 ,4.548068,127.5501,46.23982,29.18751
twpcmbeC2.c1,2007,1112:30:00,30 ,1.265484,201.6467,52.14411,39.79456
twpcmbeC2.c1,2007,1113:30:00,30 , 2.83385,197.2956,  49.351,35.03932
twpcmbeC2.c1,2007,1114:30:00,30 ,2.506573,150.9252,42.01156,27.69532
twpcmbeC2.c1,2007,1115:30:00,30 ,3.996161,96.83778,35.34307,25.40946
twpcmbeC2.c1,2007,1116:30:00,30 ,1.736965,113.5622,28.88097,21.89567
twpcmbeC2.c1,2007,1117:30:00,30 ,5.269125,62.26897,28.02193,  14.595
twpcmbeC2.c1,2007,1118:30:00,30 ,4.762242,30.27835,19.56657,6.239859
twpcmbeC2.c1,2007,1119:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,1120:30:00,30 ,       0,0.000955,0.000049,0.000196
twpcmbeC2.c1,2007,1121:30:00,30 ,       0,0.004934,0.000164,0.000901
twpcmbeC2.c1,2007,1122:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,1123:30:00,30 ,       0,       0,       0,       0