datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1998,10 0:30:00,31 ,437.6033,462.0332,450.2976,6.679751 twpcmbeC1.c1,1998,10 1:30:00,31 ,437.8939,460.7831,449.9251,6.236257 twpcmbeC1.c1,1998,10 2:30:00,31 ,435.6329,460.0309,449.3207,6.004591 twpcmbeC1.c1,1998,10 3:30:00,31 ,433.2941,460.4902,448.2911,7.300833 twpcmbeC1.c1,1998,10 4:30:00,31 ,435.7213,459.3723,447.6855,6.767988 twpcmbeC1.c1,1998,10 5:30:00,31 ,434.3745,460.0258,447.5244,6.791971 twpcmbeC1.c1,1998,10 6:30:00,31 ,448.0834,468.8491,456.9013,5.311199 twpcmbeC1.c1,1998,10 7:30:00,31 ,451.9874,490.6847, 478.364,9.405799 twpcmbeC1.c1,1998,10 8:30:00,31 ,445.9434,520.2601,498.7734,15.45741 twpcmbeC1.c1,1998,10 9:30:00,31 ,444.5323,544.0383,512.3761,20.47024 twpcmbeC1.c1,1998,1010:30:00,31 ,445.8844,565.6207,524.4793,22.63587 twpcmbeC1.c1,1998,1011:30:00,31 ,448.7021, 575.488,529.6521, 23.9733 twpcmbeC1.c1,1998,1012:30:00,31 , 448.839,582.5501,529.4771,29.32462 twpcmbeC1.c1,1998,1013:30:00,31 ,455.5474,583.4329,522.1616,30.30083 twpcmbeC1.c1,1998,1014:30:00,31 ,459.9144,561.8676,512.0196,24.71309 twpcmbeC1.c1,1998,1015:30:00,31 ,458.8828,542.5482,502.6048, 20.7111 twpcmbeC1.c1,1998,1016:30:00,31 ,458.6577,504.8433,487.1566, 11.9348 twpcmbeC1.c1,1998,1017:30:00,31 ,446.2216,483.5605,469.5568,7.130714 twpcmbeC1.c1,1998,1018:30:00,31 , 441.83,465.6796,457.8803,4.844899 twpcmbeC1.c1,1998,1019:30:00,31 ,444.1911,462.3884,455.3452,4.543798 twpcmbeC1.c1,1998,1020:30:00,31 ,441.6039,462.4024,454.0785,5.247844 twpcmbeC1.c1,1998,1021:30:00,31 ,440.1704,462.1129,453.5733,5.753983 twpcmbeC1.c1,1998,1022:30:00,31 ,437.8728,461.4116,452.5475,6.337976 twpcmbeC1.c1,1998,1023:30:00,31 ,438.8667,460.9337,451.5327,6.229874