datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2001,07 0:30:00,31 ,0.364447,6.935397,1.093777,1.182124 twpcmbeC1.c1,2001,07 1:30:00,31 ,0.343431,2.361413,0.897609,0.467629 twpcmbeC1.c1,2001,07 2:30:00,31 ,0.409596,2.098321,0.927314,0.409695 twpcmbeC1.c1,2001,07 3:30:00,31 ,0.390649,3.196791,1.110753,0.740614 twpcmbeC1.c1,2001,07 4:30:00,31 ,0.349645,5.198937,1.233468,0.926253 twpcmbeC1.c1,2001,07 5:30:00,31 , 0.34551,3.611045,1.249183,0.852354 twpcmbeC1.c1,2001,07 6:30:00,31 ,0.600289,3.351569, 1.74594,0.804785 twpcmbeC1.c1,2001,07 7:30:00,31 ,0.792441,12.00928,3.991449,2.482266 twpcmbeC1.c1,2001,07 8:30:00,31 ,0.757724,11.96229,5.464194,2.819334 twpcmbeC1.c1,2001,07 9:30:00,31 ,0.794331,16.58342,6.741778,4.018189 twpcmbeC1.c1,2001,0710:30:00,31 ,0.548119,12.53277,6.721899,3.120577 twpcmbeC1.c1,2001,0711:30:00,31 ,1.069605,16.89748,7.820966,4.204976 twpcmbeC1.c1,2001,0712:30:00,31 ,1.166677,20.52849,7.238015, 5.43161 twpcmbeC1.c1,2001,0713:30:00,31 ,0.918503,20.68883,7.802949,6.028961 twpcmbeC1.c1,2001,0714:30:00,31 ,0.463515, 22.4366,7.479822, 5.57715 twpcmbeC1.c1,2001,0715:30:00,31 ,0.629233,20.13201,5.907539,4.581676 twpcmbeC1.c1,2001,0716:30:00,31 ,0.440597,16.11517,5.542615,3.954419 twpcmbeC1.c1,2001,0717:30:00,31 ,0.343953, 7.48997,3.407007,2.326478 twpcmbeC1.c1,2001,0718:30:00,31 ,0.312968,4.020237,1.369465,0.940647 twpcmbeC1.c1,2001,0719:30:00,31 ,0.207763,2.213665, 0.70574,0.460093 twpcmbeC1.c1,2001,0720:30:00,31 ,0.294803,1.432197,0.737566,0.346499 twpcmbeC1.c1,2001,0721:30:00,31 ,0.264592, 2.40299,0.825738,0.405684 twpcmbeC1.c1,2001,0722:30:00,31 ,0.196942,1.669281,0.791227,0.346208 twpcmbeC1.c1,2001,0723:30:00,31 ,0.225278,2.983392,0.880395,0.659099