datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2001,06 0:30:00,30 ,443.7505,459.3504,451.7438,3.950098 twpcmbeC2.c1,2001,06 1:30:00,30 ,441.1342,458.6805,450.2553,4.289167 twpcmbeC2.c1,2001,06 2:30:00,30 ,438.4348,458.2205,449.6215,4.606285 twpcmbeC2.c1,2001,06 3:30:00,30 , 436.335,458.4348,448.8899,4.999788 twpcmbeC2.c1,2001,06 4:30:00,30 ,434.8888,459.5092,447.8392,5.187719 twpcmbeC2.c1,2001,06 5:30:00,30 ,434.6751,459.0081,447.5046,5.355851 twpcmbeC2.c1,2001,06 6:30:00,30 ,434.0661,458.7115,447.0222,5.476943 twpcmbeC2.c1,2001,06 7:30:00,30 ,443.0324,460.6998,452.9371,4.097988 twpcmbeC2.c1,2001,06 8:30:00,30 ,460.0775,480.8891,469.9678,4.927431 twpcmbeC2.c1,2001,06 9:30:00,30 ,458.7548, 506.984,485.2062,10.53637 twpcmbeC2.c1,2001,0610:30:00,30 ,457.8558,534.2225,500.3374,15.99829 twpcmbeC2.c1,2001,0611:30:00,30 , 458.566,547.1123,512.5895,20.26694 twpcmbeC2.c1,2001,0612:30:00,30 ,463.5444,563.2733,518.6009,21.05145 twpcmbeC2.c1,2001,0613:30:00,30 ,477.5022,553.0228,520.6855,19.50233 twpcmbeC2.c1,2001,0614:30:00,30 , 473.787,553.9144,518.2649,19.00801 twpcmbeC2.c1,2001,0615:30:00,30 , 453.156,540.3521,509.0116,17.61607 twpcmbeC2.c1,2001,0616:30:00,30 ,454.8647,521.4316,498.7817,13.42004 twpcmbeC2.c1,2001,0617:30:00,30 ,456.9312,497.4876,485.0504,8.336094 twpcmbeC2.c1,2001,0618:30:00,30 ,450.5305,478.5741,469.6295,5.848417 twpcmbeC2.c1,2001,0619:30:00,30 , 440.794,472.7448,461.0189,5.440707 twpcmbeC2.c1,2001,0620:30:00,30 ,441.7224,464.9036,457.3207,4.648555 twpcmbeC2.c1,2001,0621:30:00,30 ,443.5203,462.5313,455.3876,4.408334 twpcmbeC2.c1,2001,0622:30:00,30 ,444.4161,460.8329,453.7292,4.176998 twpcmbeC2.c1,2001,0623:30:00,30 ,442.8258,459.7879,452.4833,4.364345