datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2004,06 0:30:00,30 ,443.0055,463.3443,451.4108,4.019794 twpcmbeC2.c1,2004,06 1:30:00,30 ,441.8397,462.3563,450.9691,4.276231 twpcmbeC2.c1,2004,06 2:30:00,30 ,439.9826,462.8218,450.4469,4.667159 twpcmbeC2.c1,2004,06 3:30:00,30 ,440.9114,462.9703,450.2832,4.751708 twpcmbeC2.c1,2004,06 4:30:00,30 ,440.8594,461.3819,449.6503,4.727071 twpcmbeC2.c1,2004,06 5:30:00,30 ,441.5739,463.2274,449.2479,5.381783 twpcmbeC2.c1,2004,06 6:30:00,30 ,438.5053,461.0128,448.5834,5.215814 twpcmbeC2.c1,2004,06 7:30:00,30 ,443.0546, 461.253,453.9028,4.474859 twpcmbeC2.c1,2004,06 8:30:00,30 , 448.364,480.7042, 466.664,9.880059 twpcmbeC2.c1,2004,06 9:30:00,30 ,445.3991,492.0394,475.5963,13.04251 twpcmbeC2.c1,2004,0610:30:00,30 ,448.6424,509.8416,482.4694,16.38773 twpcmbeC2.c1,2004,0611:30:00,30 ,448.3975,522.5342,486.0822,18.34673 twpcmbeC2.c1,2004,0612:30:00,30 ,449.6815,520.3487,488.6811,18.93445 twpcmbeC2.c1,2004,0613:30:00,30 ,447.3267,521.4143,488.4898,20.05113 twpcmbeC2.c1,2004,0614:30:00,30 ,448.7842,520.9037,490.5755,21.27363 twpcmbeC2.c1,2004,0615:30:00,30 , 450.752,522.0876,485.9791, 18.7907 twpcmbeC2.c1,2004,0616:30:00,30 ,450.6282,496.9317,478.8813,14.30588 twpcmbeC2.c1,2004,0617:30:00,30 , 448.56,485.4833,470.2795,10.30472 twpcmbeC2.c1,2004,0618:30:00,30 ,448.4537,467.0651,459.8115, 5.29828 twpcmbeC2.c1,2004,0619:30:00,30 ,446.2311,462.8024,454.7248,3.562088 twpcmbeC2.c1,2004,0620:30:00,30 ,444.8759,462.3548,453.7359, 3.53254 twpcmbeC2.c1,2004,0621:30:00,30 , 443.829,462.3412,453.1755,3.498112 twpcmbeC2.c1,2004,0622:30:00,30 ,442.7365,462.0679,452.6772,3.494453 twpcmbeC2.c1,2004,0623:30:00,30 ,444.4565,463.0558, 452.107,3.815384