datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2001,08 0:30:00,30 ,436.7505,456.9585,449.6249,4.948434 twpcmbeC1.c1,2001,08 1:30:00,30 ,438.0208,455.2603,449.0771,4.620288 twpcmbeC1.c1,2001,08 2:30:00,30 ,438.5851,453.7484,448.3543,4.318713 twpcmbeC1.c1,2001,08 3:30:00,30 , 437.447,454.2338,448.0795,4.075265 twpcmbeC1.c1,2001,08 4:30:00,30 ,437.2458,456.6864,448.1867,4.467446 twpcmbeC1.c1,2001,08 5:30:00,30 ,435.9777,454.9017, 447.881,4.325812 twpcmbeC1.c1,2001,08 6:30:00,30 ,437.3887,456.7174,450.1908,4.220356 twpcmbeC1.c1,2001,08 7:30:00,30 ,443.1538,476.3268,460.9972,8.821789 twpcmbeC1.c1,2001,08 8:30:00,30 ,445.9331, 499.481,476.5553,15.44908 twpcmbeC1.c1,2001,08 9:30:00,30 ,443.3993, 529.021,488.2901,24.26761 twpcmbeC1.c1,2001,0810:30:00,30 ,451.6002,548.4424,500.9436,27.94251 twpcmbeC1.c1,2001,0811:30:00,30 ,449.3474,560.3915,506.7487, 31.6567 twpcmbeC1.c1,2001,0812:30:00,30 ,450.5533,568.9993,507.9739,31.35397 twpcmbeC1.c1,2001,0813:30:00,30 ,450.2756,565.1413,505.4689,29.81433 twpcmbeC1.c1,2001,0814:30:00,30 ,440.1768,556.8287,499.8211,27.12685 twpcmbeC1.c1,2001,0815:30:00,30 ,444.2924,533.1599,490.1457, 24.0669 twpcmbeC1.c1,2001,0816:30:00,30 ,443.2624,509.5077,477.8023, 18.4981 twpcmbeC1.c1,2001,0817:30:00,30 ,438.7837,479.5078,463.6469,10.33705 twpcmbeC1.c1,2001,0818:30:00,30 ,438.5375,463.1212, 454.068,5.300572 twpcmbeC1.c1,2001,0819:30:00,30 ,439.2427,460.0469,452.5179,4.639358 twpcmbeC1.c1,2001,0820:30:00,30 , 437.748,458.9976,451.8624,4.410187 twpcmbeC1.c1,2001,0821:30:00,30 ,438.8903,458.7642,451.1683,4.272683 twpcmbeC1.c1,2001,0822:30:00,30 ,436.2302,456.9955, 450.323,5.008505 twpcmbeC1.c1,2001,0823:30:00,30 ,434.7529,457.0456,450.0238, 5.51205