datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,02 0:30:00,25 , 0.00326,274.9136,31.81005,64.21842
sgpcmbeC1.c1,1998,02 1:30:00,25 ,0.023986, 173.384,28.79579,48.93288
sgpcmbeC1.c1,1998,02 2:30:00,25 ,0.005289,306.1497,36.29868,71.13891
sgpcmbeC1.c1,1998,02 3:30:00,25 ,0.029147,238.8148,35.87152, 61.1333
sgpcmbeC1.c1,1998,02 4:30:00,25 ,0.026784,174.1102,39.72502,60.21292
sgpcmbeC1.c1,1998,02 5:30:00,25 ,0.017829,188.3866, 39.0381,56.15238
sgpcmbeC1.c1,1998,02 6:30:00,25 ,0.007998,205.8321,40.41626,53.61202
sgpcmbeC1.c1,1998,02 7:30:00,25 ,0.031908,245.8683,48.42912, 75.0611
sgpcmbeC1.c1,1998,02 8:30:00,25 ,       0,387.6044,64.11221,100.3398
sgpcmbeC1.c1,1998,02 9:30:00,25 ,       0,307.1913,59.42107,84.86804
sgpcmbeC1.c1,1998,0210:30:00,25 ,       0,285.6951,56.12749,85.62361
sgpcmbeC1.c1,1998,0211:30:00,24 ,       0,541.4425,61.46612,116.8101
sgpcmbeC1.c1,1998,0212:30:00,25 ,       0,291.1188,52.27023,84.14858
sgpcmbeC1.c1,1998,0213:30:00,23 ,       0,215.5529,42.39317,64.47668
sgpcmbeC1.c1,1998,0214:30:00,23 ,       0,249.1408,41.73156,67.82285
sgpcmbeC1.c1,1998,0215:30:00,21 ,0.187937,144.8777,34.66974,44.98258
sgpcmbeC1.c1,1998,0216:30:00,21 , 0.16031,231.1151,48.63426,74.38276
sgpcmbeC1.c1,1998,0217:30:00,24 ,0.882142,251.6393,40.97954,72.17038
sgpcmbeC1.c1,1998,0218:30:00,25 ,0.211975,191.8798,31.29741, 56.4687
sgpcmbeC1.c1,1998,0219:30:00,24 ,0.238088,197.8232,24.16785,47.17694
sgpcmbeC1.c1,1998,0220:30:00,25 ,0.060187,181.2696,28.64265, 50.0784
sgpcmbeC1.c1,1998,0221:30:00,25 ,0.007412,251.0695,25.03168,54.80057
sgpcmbeC1.c1,1998,0222:30:00,25 ,0.009181,351.6712,30.60891,73.57091
sgpcmbeC1.c1,1998,0223:30:00,25 ,0.003494,227.8754,27.46858,50.90537