datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2002,11 0:30:00,30 , 439.222,462.7361,452.6376,5.994172 twpcmbeC1.c1,2002,11 1:30:00,30 ,438.8158,461.3981,452.3829,6.113567 twpcmbeC1.c1,2002,11 2:30:00,30 ,437.9213,460.5321, 451.161,6.117732 twpcmbeC1.c1,2002,11 3:30:00,30 ,438.9226,460.0102,450.4376,5.847649 twpcmbeC1.c1,2002,11 4:30:00,30 ,438.7791,459.7835, 450.516,6.070136 twpcmbeC1.c1,2002,11 5:30:00,30 , 440.996,461.2088,451.6471,5.572552 twpcmbeC1.c1,2002,11 6:30:00,30 ,445.1796, 481.857,460.6986,7.225603 twpcmbeC1.c1,2002,11 7:30:00,30 ,449.9334,509.9893,478.9719,13.50181 twpcmbeC1.c1,2002,11 8:30:00,30 , 457.943,527.4912,496.2243,18.70238 twpcmbeC1.c1,2002,11 9:30:00,30 ,452.9199,542.2184,512.4735,23.45147 twpcmbeC1.c1,2002,1110:30:00,30 ,449.9557,560.0661,521.0559,25.71004 twpcmbeC1.c1,2002,1111:30:00,30 ,453.8698,561.4467,520.2852,28.32489 twpcmbeC1.c1,2002,1112:30:00,30 ,452.9292,559.5977,513.1286,32.46384 twpcmbeC1.c1,2002,1113:30:00,30 ,453.2876,548.9047,500.3596, 27.7843 twpcmbeC1.c1,2002,1114:30:00,30 ,454.8047, 545.503,499.5019,25.35238 twpcmbeC1.c1,2002,1115:30:00,30 , 455.494,525.7142,493.2334,22.13793 twpcmbeC1.c1,2002,1116:30:00,30 ,452.9029,510.0439,482.6134,16.41183 twpcmbeC1.c1,2002,1117:30:00,30 ,451.0728, 483.381,468.5553,9.442029 twpcmbeC1.c1,2002,1118:30:00,30 ,445.6512,471.0276,460.1057, 5.91001 twpcmbeC1.c1,2002,1119:30:00,30 ,443.4835,467.4935,457.7599,5.489083 twpcmbeC1.c1,2002,1120:30:00,30 ,440.9933,469.3373,456.5257,5.866915 twpcmbeC1.c1,2002,1121:30:00,30 , 439.954, 463.242,455.1311,5.255243 twpcmbeC1.c1,2002,1122:30:00,30 ,439.0499, 463.943,454.3924,5.605297 twpcmbeC1.c1,2002,1123:30:00,29 ,438.9644,462.2137,453.7542,5.977819