datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,08 0:30:00,28 ,       0,21.73877,2.062276,5.355595
sgpcmbeC1.c1,2000,08 1:30:00,27 ,       0,13.86438,1.272008,3.326385
sgpcmbeC1.c1,2000,08 2:30:00,28 ,       0,11.51591,1.660938,3.725024
sgpcmbeC1.c1,2000,08 3:30:00,29 ,       0,25.62334,2.066861, 5.60675
sgpcmbeC1.c1,2000,08 4:30:00,29 ,       0,227.7959,11.54647, 42.9349
sgpcmbeC1.c1,2000,08 5:30:00,28 ,       0,426.6757,18.41049,81.21845
sgpcmbeC1.c1,2000,08 6:30:00,28 ,       0,217.9378,10.19398,41.91678
sgpcmbeC1.c1,2000,08 7:30:00,28 ,       0,438.6447,16.54242,82.76672
sgpcmbeC1.c1,2000,08 8:30:00,28 ,       0, 177.779,8.320786,33.59453
sgpcmbeC1.c1,2000,08 9:30:00,30 ,       0,13.84014,1.178581,3.412676
sgpcmbeC1.c1,2000,0810:30:00,30 ,       0,10.89447,0.703448,2.239322
sgpcmbeC1.c1,2000,0811:30:00,29 ,       0,8.336721,0.714335,2.051305
sgpcmbeC1.c1,2000,0812:30:00,29 ,       0,89.66788,3.952343,16.75265
sgpcmbeC1.c1,2000,0813:30:00,29 ,       0,75.86964,3.243362,14.14927
sgpcmbeC1.c1,2000,0814:30:00,29 ,       0,41.94541,2.382547,8.154713
sgpcmbeC1.c1,2000,0815:30:00,30 ,       0,9.075347,1.179779,2.531741
sgpcmbeC1.c1,2000,0816:30:00,30 ,       0, 20.5594,1.189469,3.921939
sgpcmbeC1.c1,2000,0817:30:00,30 ,       0,15.00516,1.864767,4.035478
sgpcmbeC1.c1,2000,0818:30:00,30 ,       0,15.62708,1.682812, 4.18485
sgpcmbeC1.c1,2000,0819:30:00,30 ,       0,12.52705,1.018902,3.118948
sgpcmbeC1.c1,2000,0820:30:00,30 ,       0, 19.6055,1.307768,4.831155
sgpcmbeC1.c1,2000,0821:30:00,30 ,       0,14.72494,0.943087,3.568361
sgpcmbeC1.c1,2000,0822:30:00,30 ,       0,8.817102, 0.63451,2.228145
sgpcmbeC1.c1,2000,0823:30:00,29 ,       0,16.90105,0.940895, 3.37756