datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,11 0:30:00,30 ,       0,0.121811,0.006186,0.024745
sgpcmbeC1.c1,2000,11 1:30:00,30 ,       0,0.146771, 0.00774,0.029645
sgpcmbeC1.c1,2000,11 2:30:00,30 ,       0,0.235156,0.025796,0.066034
sgpcmbeC1.c1,2000,11 3:30:00,30 ,       0, 0.17177,0.024809,0.048044
sgpcmbeC1.c1,2000,11 4:30:00,30 ,       0,0.274852, 0.02212,0.059818
sgpcmbeC1.c1,2000,11 5:30:00,30 ,       0,0.149273,0.008508,0.028923
sgpcmbeC1.c1,2000,11 6:30:00,30 ,       0,1.463867,0.048796,0.267264
sgpcmbeC1.c1,2000,11 7:30:00,30 ,0.194125,14.46818,4.805253,3.904224
sgpcmbeC1.c1,2000,11 8:30:00,30 ,0.454194,18.80286,7.539251, 5.06305
sgpcmbeC1.c1,2000,11 9:30:00,30 , 0.68158,22.13255,8.365553,4.787815
sgpcmbeC1.c1,2000,1110:30:00,30 ,0.986233,26.77688,8.200342,6.997279
sgpcmbeC1.c1,2000,1111:30:00,30 ,1.709733,27.13703,6.638968,6.638079
sgpcmbeC1.c1,2000,1112:30:00,30 ,0.470153,49.51735,7.579562,10.58243
sgpcmbeC1.c1,2000,1113:30:00,30 ,0.556202,29.89841,7.635028,6.934882
sgpcmbeC1.c1,2000,1114:30:00,30 ,0.571706,35.73042, 8.17329,6.677109
sgpcmbeC1.c1,2000,1115:30:00,30 ,0.366468,22.15469,8.685859,4.745503
sgpcmbeC1.c1,2000,1116:30:00,30 ,0.331153,14.42232,7.728056,4.354438
sgpcmbeC1.c1,2000,1117:30:00,30 ,       0,  5.2018,1.422352,1.303034
sgpcmbeC1.c1,2000,1118:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1119:30:00,30 ,       0,0.038273,0.001606,0.007157
sgpcmbeC1.c1,2000,1120:30:00,30 ,       0,0.071215,0.003978,0.015029
sgpcmbeC1.c1,2000,1121:30:00,30 ,       0,0.150284,0.010598,0.031751
sgpcmbeC1.c1,2000,1122:30:00,30 ,       0, 0.11362,0.007507,0.024815
sgpcmbeC1.c1,2000,1123:30:00,30 ,       0, 0.11231,0.012872,0.034313