datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2004,02 0:30:00,29 ,435.6734,458.5199,446.3652,5.913971 twpcmbeC1.c1,2004,02 1:30:00,29 ,437.7841, 457.604,446.0265,5.505941 twpcmbeC1.c1,2004,02 2:30:00,29 ,437.8407, 454.958, 445.479, 4.99159 twpcmbeC1.c1,2004,02 3:30:00,29 ,436.3467,455.1468,445.0458,5.096483 twpcmbeC1.c1,2004,02 4:30:00,29 ,435.0442, 455.416,444.2411,5.357146 twpcmbeC1.c1,2004,02 5:30:00,29 ,434.0479,451.7716,443.1183,5.203407 twpcmbeC1.c1,2004,02 6:30:00,29 ,437.1266,453.7885,445.0087, 4.63399 twpcmbeC1.c1,2004,02 7:30:00,29 ,441.3392,472.3003,459.4623,8.512549 twpcmbeC1.c1,2004,02 8:30:00,29 ,442.9226,495.5517,474.5367,15.09272 twpcmbeC1.c1,2004,02 9:30:00,29 ,441.4063, 518.006,488.1448,19.69333 twpcmbeC1.c1,2004,0210:30:00,29 ,444.0703,534.6183,499.6254, 23.7251 twpcmbeC1.c1,2004,0211:30:00,29 ,450.7651,538.9809,503.7192,25.81734 twpcmbeC1.c1,2004,0212:30:00,29 ,449.5981,532.9029,497.9174,24.17199 twpcmbeC1.c1,2004,0213:30:00,29 , 442.844,538.8445, 494.963, 28.1528 twpcmbeC1.c1,2004,0214:30:00,29 ,441.4925,521.8831, 490.491,24.20287 twpcmbeC1.c1,2004,0215:30:00,29 ,442.4879,517.4367, 483.792,22.44288 twpcmbeC1.c1,2004,0216:30:00,29 ,442.4384,506.1063,473.5029, 17.7056 twpcmbeC1.c1,2004,0217:30:00,29 , 439.278,485.7183,463.7452,11.87852 twpcmbeC1.c1,2004,0218:30:00,29 ,441.2745,464.6844, 454.087,6.546491 twpcmbeC1.c1,2004,0219:30:00,29 ,440.7334,460.2581, 450.436, 5.22457 twpcmbeC1.c1,2004,0220:30:00,29 , 441.902,457.5319,449.1063,4.658212 twpcmbeC1.c1,2004,0221:30:00,29 ,441.6524,457.3304,448.4204,5.000621 twpcmbeC1.c1,2004,0222:30:00,29 ,437.6103,457.4421,447.6616,5.120012 twpcmbeC1.c1,2004,0223:30:00,29 ,437.7812, 459.266,446.4124,5.090522