datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2003,06 0:30:00,30 ,0.403429,15.70241,4.032952, 3.97875 twpcmbeC2.c1,2003,06 1:30:00,30 ,0.516765,12.72126,4.662334,4.043511 twpcmbeC2.c1,2003,06 2:30:00,30 ,0.552837,9.118723,3.637062, 2.65504 twpcmbeC2.c1,2003,06 3:30:00,30 ,0.416866,14.30525, 3.64858,3.487313 twpcmbeC2.c1,2003,06 4:30:00,30 ,0.415303, 12.8543,4.452358,3.736586 twpcmbeC2.c1,2003,06 5:30:00,30 ,0.397139, 15.6236,4.577174,4.318099 twpcmbeC2.c1,2003,06 6:30:00,30 ,0.265746,11.88959,4.554742,3.112808 twpcmbeC2.c1,2003,06 7:30:00,30 ,0.495901,10.24258,3.388306,2.726261 twpcmbeC2.c1,2003,06 8:30:00,30 ,0.563789,17.86703,3.900936,3.831703 twpcmbeC2.c1,2003,06 9:30:00,30 ,0.524396,10.06599, 3.28604,2.354483 twpcmbeC2.c1,2003,0610:30:00,30 ,0.680525,8.479353,3.657129,2.216144 twpcmbeC2.c1,2003,0611:30:00,30 ,0.571852,13.54075, 4.10096,3.345029 twpcmbeC2.c1,2003,0612:30:00,30 , 0.71994,9.795822,2.968087,2.097226 twpcmbeC2.c1,2003,0613:30:00,30 ,0.828406,10.09818,3.708698,2.528716 twpcmbeC2.c1,2003,0614:30:00,30 ,0.451232,13.05912,3.549289,2.565585 twpcmbeC2.c1,2003,0615:30:00,30 ,0.672346,14.76776,4.689652, 3.57938 twpcmbeC2.c1,2003,0616:30:00,30 ,0.603669,15.48045,4.462042,3.640453 twpcmbeC2.c1,2003,0617:30:00,30 ,0.321006,14.14978,3.991874,3.633644 twpcmbeC2.c1,2003,0618:30:00,30 ,0.836399,10.27837,3.844184, 2.38542 twpcmbeC2.c1,2003,0619:30:00,30 ,0.435686,15.33993,4.003446,3.704032 twpcmbeC2.c1,2003,0620:30:00,30 ,0.345825,17.38308,4.179447,4.414135 twpcmbeC2.c1,2003,0621:30:00,30 ,0.329428, 11.1472,3.703515,3.118253 twpcmbeC2.c1,2003,0622:30:00,30 , 0.24882,12.32097,3.977909,3.557959 twpcmbeC2.c1,2003,0623:30:00,30 ,0.314334,12.68719,3.431557,3.125402