datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,03 0:30:00,31 , 0.19829,24.57801,3.981885,6.625718
sgpcmbeC1.c1,1998,03 1:30:00,31 ,0.123125, 18.0277,3.411548,4.698989
sgpcmbeC1.c1,1998,03 2:30:00,31 ,0.185432,15.91625,3.156679,4.322929
sgpcmbeC1.c1,1998,03 3:30:00,31 ,0.253498,24.42107,3.977496, 6.35618
sgpcmbeC1.c1,1998,03 4:30:00,31 ,0.116735, 27.3285, 2.71432,5.163851
sgpcmbeC1.c1,1998,03 5:30:00,31 ,0.131032,10.79923, 1.97523,2.622546
sgpcmbeC1.c1,1998,03 6:30:00,31 ,0.175172,28.48569,3.620614,6.953708
sgpcmbeC1.c1,1998,03 7:30:00,31 ,0.175455,30.60484,3.271698,7.273639
sgpcmbeC1.c1,1998,03 8:30:00,31 ,0.481119,21.71137,3.684863,5.315919
sgpcmbeC1.c1,1998,03 9:30:00,31 ,0.494536,20.07014, 4.22749,5.218133
sgpcmbeC1.c1,1998,0310:30:00,31 , 0.51913,21.54704,4.089987,5.724245
sgpcmbeC1.c1,1998,0311:30:00,31 ,0.347185,20.85189,3.622683, 4.49612
sgpcmbeC1.c1,1998,0312:30:00,31 ,0.268235,10.54083,3.108681,3.186629
sgpcmbeC1.c1,1998,0313:30:00,31 ,0.270674,14.96085,2.863765,3.538483
sgpcmbeC1.c1,1998,0314:30:00,31 ,0.279962,12.03387,2.578201,3.027087
sgpcmbeC1.c1,1998,0315:30:00,30 ,0.260597,16.55942,2.286264,3.765142
sgpcmbeC1.c1,1998,0316:30:00,31 ,0.301966,14.11804,2.503925,3.678431
sgpcmbeC1.c1,1998,0317:30:00,31 ,0.257833,20.52812,2.903669,4.981176
sgpcmbeC1.c1,1998,0318:30:00,31 ,0.225858,14.53972, 2.74795,3.067056
sgpcmbeC1.c1,1998,0319:30:00,31 ,0.294649,20.56527, 2.95976, 4.25769
sgpcmbeC1.c1,1998,0320:30:00,31 ,0.270232,22.60202,2.743422,4.517155
sgpcmbeC1.c1,1998,0321:30:00,31 , 0.19559, 10.1978,1.746495,2.210151
sgpcmbeC1.c1,1998,0322:30:00,31 ,0.198928,17.43282, 2.44053,4.192447
sgpcmbeC1.c1,1998,0323:30:00,31 , 0.25132,18.43459,2.129018, 4.39088