datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,03 0:30:00,31 ,0.240886,24.86037, 4.47695, 6.49145
sgpcmbeC1.c1,2000,03 1:30:00,30 ,0.234886,23.44801,3.357651,5.895094
sgpcmbeC1.c1,2000,03 2:30:00,30 ,0.207926,34.40445, 4.14583,7.752965
sgpcmbeC1.c1,2000,03 3:30:00,30 ,0.201387,21.51997,2.782603,4.413506
sgpcmbeC1.c1,2000,03 4:30:00,31 ,0.287781,22.85025,4.013782,6.704326
sgpcmbeC1.c1,2000,03 5:30:00,31 ,0.237986,15.31572,2.090255,3.282682
sgpcmbeC1.c1,2000,03 6:30:00,31 ,0.197043,28.97706,2.622394,5.252889
sgpcmbeC1.c1,2000,03 7:30:00,31 ,0.292028,14.08633,2.364081, 3.52173
sgpcmbeC1.c1,2000,03 8:30:00,31 , 0.19904,  25.903, 3.65068, 5.35561
sgpcmbeC1.c1,2000,03 9:30:00,31 ,0.325954,30.51404, 3.67691,6.053272
sgpcmbeC1.c1,2000,0310:30:00,31 ,0.407863,10.56499,3.002413,2.387084
sgpcmbeC1.c1,2000,0311:30:00,31 ,0.678225,23.87401,5.395758, 6.22992
sgpcmbeC1.c1,2000,0312:30:00,31 ,0.295587,16.38234,3.771008,3.744295
sgpcmbeC1.c1,2000,0313:30:00,31 ,0.369196,16.08086,4.893578,4.851611
sgpcmbeC1.c1,2000,0314:30:00,31 ,0.346595,19.33713,5.029846,5.122477
sgpcmbeC1.c1,2000,0315:30:00,31 ,0.277341,22.43457,5.130075,5.845538
sgpcmbeC1.c1,2000,0316:30:00,31 ,0.390897,26.55635,6.259302,6.913742
sgpcmbeC1.c1,2000,0317:30:00,31 ,0.309253,19.19926,5.130245,5.489536
sgpcmbeC1.c1,2000,0318:30:00,31 ,0.450613,21.10607,5.343958,5.262166
sgpcmbeC1.c1,2000,0319:30:00,31 ,0.484234, 17.2098,4.347904,4.453638
sgpcmbeC1.c1,2000,0320:30:00,31 ,0.355185,34.89552,6.730033,8.958633
sgpcmbeC1.c1,2000,0321:30:00,31 ,0.407965,22.98942,4.728343,6.240872
sgpcmbeC1.c1,2000,0322:30:00,31 ,0.329342,32.89422, 4.86657,6.836833
sgpcmbeC1.c1,2000,0323:30:00,31 ,0.338588,18.09408,3.832971,5.153028