datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2006,07 0:30:00,31 ,442.7916,458.7923,451.8864,3.870051 twpcmbeC2.c1,2006,07 1:30:00,31 ,442.3898,457.9021,450.5923,4.022724 twpcmbeC2.c1,2006,07 2:30:00,31 ,444.1152,457.3494, 450.049, 3.4694 twpcmbeC2.c1,2006,07 3:30:00,31 ,442.9574,457.7995,449.5439,3.486316 twpcmbeC2.c1,2006,07 4:30:00,31 ,442.7152,458.8903,449.3196,3.821251 twpcmbeC2.c1,2006,07 5:30:00,31 ,442.3974,457.8694,449.3786,3.834607 twpcmbeC2.c1,2006,07 6:30:00,31 , 442.125,456.3403,448.7117,3.650674 twpcmbeC2.c1,2006,07 7:30:00,31 , 445.95,461.5587, 454.095,3.373392 twpcmbeC2.c1,2006,07 8:30:00,31 ,447.3476,481.2811,470.6702,6.838386 twpcmbeC2.c1,2006,07 9:30:00,31 ,451.6769,503.4302,487.4058, 10.5807 twpcmbeC2.c1,2006,0710:30:00,31 ,451.8535,528.7056,501.3329, 14.7505 twpcmbeC2.c1,2006,0711:30:00,31 ,450.4431,549.8679, 512.34,20.33155 twpcmbeC2.c1,2006,0712:30:00,31 ,458.4466,553.7645,520.9622,22.50711 twpcmbeC2.c1,2006,0713:30:00,31 ,461.4763,556.2494,522.8311,23.00848 twpcmbeC2.c1,2006,0714:30:00,31 ,453.4106,552.3679,517.2362, 22.4626 twpcmbeC2.c1,2006,0715:30:00,31 ,447.7843, 538.754,507.5822,19.69728 twpcmbeC2.c1,2006,0716:30:00,31 ,448.4388, 525.925,500.6888,15.50772 twpcmbeC2.c1,2006,0717:30:00,31 ,449.1096,506.8847,486.5654,11.18442 twpcmbeC2.c1,2006,0718:30:00,31 ,448.5332,477.0503,469.3115,5.436204 twpcmbeC2.c1,2006,0719:30:00,31 , 448.588,465.5149,459.7184,3.541845 twpcmbeC2.c1,2006,0720:30:00,31 ,447.6494,462.1552, 456.338,3.342781 twpcmbeC2.c1,2006,0721:30:00,31 ,445.4168,460.3319,454.7834,3.839147 twpcmbeC2.c1,2006,0722:30:00,31 ,443.7826,459.7949,453.5176,3.999062 twpcmbeC2.c1,2006,0723:30:00,31 , 443.022,460.7466,452.8009,4.038766