datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,03 0:30:00,31 , 0.42342,19.00308, 2.92689, 3.89659
sgpcmbeC1.c1,2004,03 1:30:00,31 ,0.492025,16.28038,2.335095,3.151107
sgpcmbeC1.c1,2004,03 2:30:00,31 ,0.528959,13.47473,2.545872,3.277838
sgpcmbeC1.c1,2004,03 3:30:00,31 , 0.45886,21.72062,4.062858, 5.47848
sgpcmbeC1.c1,2004,03 4:30:00,31 ,0.440468,25.29094,3.780445, 5.98224
sgpcmbeC1.c1,2004,03 5:30:00,31 ,0.473285,36.96289,4.202852,7.477362
sgpcmbeC1.c1,2004,03 6:30:00,31 ,0.414298,27.68756,5.652641,8.308171
sgpcmbeC1.c1,2004,03 7:30:00,31 ,0.579508,22.98918,3.885981, 5.38461
sgpcmbeC1.c1,2004,03 8:30:00,31 ,0.587049,24.97892,4.907711,6.051564
sgpcmbeC1.c1,2004,03 9:30:00,31 ,0.720902,17.49469,3.805766,4.270369
sgpcmbeC1.c1,2004,0310:30:00,31 ,0.605315, 19.4806,3.764246,4.556287
sgpcmbeC1.c1,2004,0311:30:00,31 , 0.47396,20.03022,3.441433,4.910754
sgpcmbeC1.c1,2004,0312:30:00,31 ,0.746837,21.34918,3.786792,5.336584
sgpcmbeC1.c1,2004,0313:30:00,31 ,0.640799,24.28082,4.379196,5.771135
sgpcmbeC1.c1,2004,0314:30:00,30 ,0.507769,22.65408,4.442684,5.096907
sgpcmbeC1.c1,2004,0315:30:00,30 ,   0.619,19.84242,3.364455,4.568339
sgpcmbeC1.c1,2004,0316:30:00,31 ,0.674627,18.55479,4.088585, 4.84303
sgpcmbeC1.c1,2004,0317:30:00,31 ,0.380478,16.36948,4.005827,4.369816
sgpcmbeC1.c1,2004,0318:30:00,31 ,0.694075,19.55193,4.025812,4.542301
sgpcmbeC1.c1,2004,0319:30:00,31 ,0.581447,23.57584,3.660668,5.501952
sgpcmbeC1.c1,2004,0320:30:00,31 , 0.53812,24.60801,3.592031,4.860023
sgpcmbeC1.c1,2004,0321:30:00,31 ,0.598793,16.55493,3.661962,4.483156
sgpcmbeC1.c1,2004,0322:30:00,31 ,0.499624,18.32841, 4.12785,4.908707
sgpcmbeC1.c1,2004,0323:30:00,31 ,0.452854,22.00824,3.528684, 4.55823