datastream, year, month, tod,n, min, max, mean, std sgpcmbeC1.c1,2005,06 0:30:00,25 ,1.770149,4.020706, 3.16165,0.609922 sgpcmbeC1.c1,2005,06 1:30:00,25 ,1.742792,4.446154,3.173581,0.661928 sgpcmbeC1.c1,2005,06 2:30:00,25 ,1.671574, 5.09986,3.171875,0.728897 sgpcmbeC1.c1,2005,06 3:30:00,25 ,1.653497,4.059885,3.132645,0.622339 sgpcmbeC1.c1,2005,06 4:30:00,25 ,1.762787, 4.03841,3.060554,0.600945 sgpcmbeC1.c1,2005,06 5:30:00,25 ,1.974198,4.209295,3.069018,0.594705 sgpcmbeC1.c1,2005,06 6:30:00,24 ,1.959236,3.979036,3.023821,0.527318 sgpcmbeC1.c1,2005,06 7:30:00,24 ,2.110436,4.190476,3.103693,0.563905 sgpcmbeC1.c1,2005,06 8:30:00,25 ,2.234254,4.156779,3.162568,0.555622 sgpcmbeC1.c1,2005,06 9:30:00,27 ,2.263745,4.152876,3.190877,0.498017 sgpcmbeC1.c1,2005,0610:30:00,28 ,2.301983,4.599648, 3.23292,0.540763 sgpcmbeC1.c1,2005,0611:30:00,28 ,2.183922,4.134173,3.253578,0.517533 sgpcmbeC1.c1,2005,0612:30:00,28 ,2.311814,4.138842,3.224219,0.513147 sgpcmbeC1.c1,2005,0613:30:00,28 ,2.212001,4.221844, 3.25772,0.543839 sgpcmbeC1.c1,2005,0614:30:00,28 ,2.186438, 4.54437,3.314117,0.555547 sgpcmbeC1.c1,2005,0615:30:00,28 , 2.14174,4.458528,3.351242, 0.55353 sgpcmbeC1.c1,2005,0616:30:00,27 , 2.19975,4.308889,3.312668, 0.51591 sgpcmbeC1.c1,2005,0617:30:00,27 ,1.635729,4.383783,3.255175,0.573457 sgpcmbeC1.c1,2005,0618:30:00,27 ,1.568848,4.592269,3.289969,0.609793 sgpcmbeC1.c1,2005,0619:30:00,27 ,1.543301, 4.53304,3.233846,0.615296 sgpcmbeC1.c1,2005,0620:30:00,26 ,1.587639,4.167921,3.196598,0.567658 sgpcmbeC1.c1,2005,0621:30:00,26 ,1.648984,4.305058,3.231911,0.583651 sgpcmbeC1.c1,2005,0622:30:00,26 ,1.575921,4.632606,3.289344,0.660968 sgpcmbeC1.c1,2005,0623:30:00,26 ,1.723711,5.113935,3.312491,0.711174