datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2005,03 0:30:00,31 ,440.5216,462.1042,451.2747,5.359336 twpcmbeC2.c1,2005,03 1:30:00,31 ,440.0575,461.8329,450.3694,5.257527 twpcmbeC2.c1,2005,03 2:30:00,31 ,437.6359,461.4153,449.7303,5.462235 twpcmbeC2.c1,2005,03 3:30:00,31 ,437.5869,461.3198,449.5392,5.646342 twpcmbeC2.c1,2005,03 4:30:00,31 ,437.7053,461.0881,449.4887,5.565929 twpcmbeC2.c1,2005,03 5:30:00,31 ,441.1157,457.6877,449.2807,4.751539 twpcmbeC2.c1,2005,03 6:30:00,31 ,440.6367,458.8221,448.7606,4.727693 twpcmbeC2.c1,2005,03 7:30:00,31 ,442.2061,461.3727,451.8801,4.886301 twpcmbeC2.c1,2005,03 8:30:00,31 ,443.3868,475.8035,464.5424,9.038326 twpcmbeC2.c1,2005,03 9:30:00,31 , 447.734,495.9638,479.8463,13.87886 twpcmbeC2.c1,2005,0310:30:00,31 ,449.3705,517.7436,493.3524,15.34316 twpcmbeC2.c1,2005,0311:30:00,31 ,457.7155,526.7797,501.4447,19.11219 twpcmbeC2.c1,2005,0312:30:00,31 ,454.3463,536.7701,505.3039,21.13812 twpcmbeC2.c1,2005,0313:30:00,31 ,457.9594,536.1471,505.1359,22.32445 twpcmbeC2.c1,2005,0314:30:00,31 ,457.4025,541.8433,501.4351,21.53952 twpcmbeC2.c1,2005,0315:30:00,31 , 460.947,531.8052,497.7966,19.73373 twpcmbeC2.c1,2005,0316:30:00,31 ,457.2177,516.7277,487.5628,16.49765 twpcmbeC2.c1,2005,0317:30:00,31 ,446.1749, 498.282,474.7603,11.49959 twpcmbeC2.c1,2005,0318:30:00,31 ,444.3883,472.6987, 462.161,6.365432 twpcmbeC2.c1,2005,0319:30:00,31 ,443.4627, 465.667,455.9799,4.958495 twpcmbeC2.c1,2005,0320:30:00,31 ,442.0893,464.3491,454.4585,4.997783 twpcmbeC2.c1,2005,0321:30:00,31 ,441.3889,463.5137,453.7425,5.085484 twpcmbeC2.c1,2005,0322:30:00,31 ,441.7802, 463.128,452.7682,4.990352 twpcmbeC2.c1,2005,0323:30:00,31 ,440.9348,461.9433,451.9717,4.916155