datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2001,04 0:30:00,30 , 0.6829,10.10328,3.651884,2.571055 twpcmbeC1.c1,2001,04 1:30:00,30 ,0.456915, 10.2695,3.859838, 2.73478 twpcmbeC1.c1,2001,04 2:30:00,30 , 0.39824,9.576023,4.022025, 2.59419 twpcmbeC1.c1,2001,04 3:30:00,30 ,0.473552,12.40979,3.620551,2.960081 twpcmbeC1.c1,2001,04 4:30:00,30 , 0.29353,9.704732,3.634172,2.541811 twpcmbeC1.c1,2001,04 5:30:00,30 ,0.641162,7.922086,3.023425,2.093056 twpcmbeC1.c1,2001,04 6:30:00,30 ,0.489009,11.34473,3.806048,2.976425 twpcmbeC1.c1,2001,04 7:30:00,30 ,1.065747,10.21077,4.060091,2.660421 twpcmbeC1.c1,2001,04 8:30:00,30 ,0.608625,10.28653,3.563967,2.753455 twpcmbeC1.c1,2001,04 9:30:00,29 ,0.338027,9.633686, 2.98452,2.511043 twpcmbeC1.c1,2001,0410:30:00,24 ,0.648543,9.199924,3.064032,2.462722 twpcmbeC1.c1,2001,0411:30:00,24 ,0.835096,8.604454,2.940346, 2.05725 twpcmbeC1.c1,2001,0412:30:00,26 ,0.316107,7.591309,2.779588,1.876726 twpcmbeC1.c1,2001,0413:30:00,28 ,0.740493,6.172687,2.874692,1.515217 twpcmbeC1.c1,2001,0414:30:00,30 ,0.599474,9.840108,3.746972,2.344451 twpcmbeC1.c1,2001,0415:30:00,30 ,0.581733,12.45387,3.484027,2.635062 twpcmbeC1.c1,2001,0416:30:00,30 ,0.497763,7.657578,3.354511,2.400161 twpcmbeC1.c1,2001,0417:30:00,30 ,0.461795, 10.173,3.611588,2.835085 twpcmbeC1.c1,2001,0418:30:00,30 ,0.701263,8.177508,2.610252,1.928142 twpcmbeC1.c1,2001,0419:30:00,30 ,0.321783, 9.55956, 2.88514,2.368572 twpcmbeC1.c1,2001,0420:30:00,30 ,0.350738,9.123611,2.560292, 2.14119 twpcmbeC1.c1,2001,0421:30:00,30 ,0.572177, 10.3547,2.698779,2.230528 twpcmbeC1.c1,2001,0422:30:00,30 ,0.326681, 11.625,3.273464, 2.91363 twpcmbeC1.c1,2001,0423:30:00,30 ,0.364429,6.043663,2.111496,1.685856