datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2006,01 0:30:00,31 ,436.4623,462.1774,450.2191,5.647443 twpcmbeC1.c1,2006,01 1:30:00,31 , 436.065,461.5277,449.6072,5.787872 twpcmbeC1.c1,2006,01 2:30:00,31 ,436.0932,462.3682,449.5269,6.244417 twpcmbeC1.c1,2006,01 3:30:00,31 , 439.989,460.4731,448.7309,5.799024 twpcmbeC1.c1,2006,01 4:30:00,31 , 437.065, 459.035,447.9938,5.485032 twpcmbeC1.c1,2006,01 5:30:00,31 ,436.1284, 458.606,447.6282,5.771904 twpcmbeC1.c1,2006,01 6:30:00,31 ,441.2952,459.8775, 450.463,5.164581 twpcmbeC1.c1,2006,01 7:30:00,31 ,446.8345,477.4355,468.6515,8.437218 twpcmbeC1.c1,2006,01 8:30:00,31 ,446.8471,508.0518,486.1627,15.83065 twpcmbeC1.c1,2006,01 9:30:00,31 ,449.9112, 528.994,498.2483, 20.7272 twpcmbeC1.c1,2006,0110:30:00,31 ,445.4959,539.6539,508.1003,24.06695 twpcmbeC1.c1,2006,0111:30:00,31 ,448.7527,552.3658,513.9364,25.24976 twpcmbeC1.c1,2006,0112:30:00,31 ,453.1067,548.7717, 515.281,26.85928 twpcmbeC1.c1,2006,0113:30:00,31 ,445.9883,545.5718,507.7704,31.42887 twpcmbeC1.c1,2006,0114:30:00,31 ,448.3715,540.6232,502.7902,28.88101 twpcmbeC1.c1,2006,0115:30:00,31 , 450.075,531.0798,497.0633, 24.9747 twpcmbeC1.c1,2006,0116:30:00,31 ,449.6289,512.7815,484.9222,17.54015 twpcmbeC1.c1,2006,0117:30:00,31 ,448.9124,490.3586,471.1363,11.45153 twpcmbeC1.c1,2006,0118:30:00,31 ,445.0824,467.9362, 459.451,5.648332 twpcmbeC1.c1,2006,0119:30:00,31 ,444.5894,466.5635,455.9928, 5.06627 twpcmbeC1.c1,2006,0120:30:00,31 ,444.8731,462.7963,454.5374,4.661633 twpcmbeC1.c1,2006,0121:30:00,31 ,444.4295,462.9967,453.1193,4.685488 twpcmbeC1.c1,2006,0122:30:00,31 ,443.9584,465.3418,452.4058,5.291057 twpcmbeC1.c1,2006,0123:30:00,31 , 442.666,463.0642,451.5546,5.173596