datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2007,03 0:30:00,31 ,442.9227,459.9042,452.3785,3.556275 twpcmbeC2.c1,2007,03 1:30:00,31 ,442.8746,458.4822,451.4746,3.390937 twpcmbeC2.c1,2007,03 2:30:00,31 ,442.1007,455.4674, 450.595,3.387314 twpcmbeC2.c1,2007,03 3:30:00,31 ,441.6637,454.6997, 449.773,3.731329 twpcmbeC2.c1,2007,03 4:30:00,31 ,440.5197,454.1111,449.0583, 3.63594 twpcmbeC2.c1,2007,03 5:30:00,31 , 439.719,454.0731,449.1868,3.793605 twpcmbeC2.c1,2007,03 6:30:00,31 ,438.9391,453.5609, 448.624,3.894988 twpcmbeC2.c1,2007,03 7:30:00,31 , 447.339,461.8031,453.9049, 3.25839 twpcmbeC2.c1,2007,03 8:30:00,31 ,461.8543,484.2784,474.2067,5.386171 twpcmbeC2.c1,2007,03 9:30:00,31 ,460.6288,526.8428,494.4383, 15.4479 twpcmbeC2.c1,2007,0310:30:00,31 ,465.7206,550.8527,512.6519,21.43213 twpcmbeC2.c1,2007,0311:30:00,31 ,464.9271,564.3482,527.3485, 25.0375 twpcmbeC2.c1,2007,0312:30:00,31 ,454.7819,574.8808,533.0133,29.48799 twpcmbeC2.c1,2007,0313:30:00,31 ,461.2463,573.8276,534.1512,27.38073 twpcmbeC2.c1,2007,0314:30:00,31 ,463.8817,569.2784,529.1463,27.74154 twpcmbeC2.c1,2007,0315:30:00,31 ,463.6748,557.4977,519.2221,23.10607 twpcmbeC2.c1,2007,0316:30:00,31 ,453.5934,541.0167,506.4718,20.20853 twpcmbeC2.c1,2007,0317:30:00,31 ,450.4674, 513.366,488.7986, 11.9697 twpcmbeC2.c1,2007,0318:30:00,31 ,446.5874,479.8892, 469.959,6.552305 twpcmbeC2.c1,2007,0319:30:00,31 ,445.2057,464.3853,459.1434,3.722825 twpcmbeC2.c1,2007,0320:30:00,31 ,445.4827,460.7441,456.2826,3.374984 twpcmbeC2.c1,2007,0321:30:00,31 ,446.6505,461.1083,455.0431,3.108487 twpcmbeC2.c1,2007,0322:30:00,31 , 444.013,460.1592,453.7267,3.470214 twpcmbeC2.c1,2007,0323:30:00,31 ,443.1961, 459.514,452.8677,3.532498