datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,12 0:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 1:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 2:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 3:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 4:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 5:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,12 6:30:00,29 ,       0,12.34189, 4.95203, 3.00623
twpcmbeC2.c1,2002,12 7:30:00,26 ,5.353907,54.58261,33.19273,10.71201
twpcmbeC2.c1,2002,12 8:30:00,26 ,3.599925,69.34903,30.23026,17.50961
twpcmbeC2.c1,2002,12 9:30:00,28 ,8.163804, 89.9612,43.08074, 21.8749
twpcmbeC2.c1,2002,1210:30:00,28 ,4.955249,103.0236,40.73978,27.46505
twpcmbeC2.c1,2002,1211:30:00,25 ,2.024624,127.9408,51.79297, 34.2041
twpcmbeC2.c1,2002,1212:30:00,27 ,1.341907,115.5103, 53.5067,31.47987
twpcmbeC2.c1,2002,1213:30:00,29 ,2.967994, 207.622,65.11214,48.56043
twpcmbeC2.c1,2002,1214:30:00,27 ,15.79693,  267.93,67.07672,55.31165
twpcmbeC2.c1,2002,1215:30:00,28 ,8.461651,109.8563,48.15388,29.93946
twpcmbeC2.c1,2002,1216:30:00,28 , 3.10781, 107.938,34.60364,23.49371
twpcmbeC2.c1,2002,1217:30:00,28 ,4.167399,59.55148,26.98153,17.04648
twpcmbeC2.c1,2002,1218:30:00,29 ,6.526382,49.86557,21.60279,9.415149
twpcmbeC2.c1,2002,1219:30:00,30 ,       0,0.763005,0.173138,0.257074
twpcmbeC2.c1,2002,1220:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,1221:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,1222:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,1223:30:00,29 ,       0,       0,       0,       0