datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,12 0:30:00,27 ,0.009814,0.080106,0.025214,0.018852
sgpcmbeC1.c1,2004,12 1:30:00,26 ,0.011321,0.071919,0.023812, 0.01596
sgpcmbeC1.c1,2004,12 2:30:00,25 , 0.01193,0.054329,0.021953,0.011263
sgpcmbeC1.c1,2004,12 3:30:00,26 ,0.011669,0.074398,0.022612,0.016221
sgpcmbeC1.c1,2004,12 4:30:00,26 ,0.010816,0.071361,0.024754,0.016606
sgpcmbeC1.c1,2004,12 5:30:00,26 ,0.010132,0.047224,0.021255,0.009803
sgpcmbeC1.c1,2004,12 6:30:00,25 ,0.010418,0.062223,0.020948,0.011222
sgpcmbeC1.c1,2004,12 7:30:00,24 ,0.010472,0.045635,0.019522,0.009044
sgpcmbeC1.c1,2004,12 8:30:00,25 ,0.010686,0.049421,0.020263, 0.00984
sgpcmbeC1.c1,2004,12 9:30:00,27 ,0.008563,0.050129,0.019301,0.008991
sgpcmbeC1.c1,2004,1210:30:00,26 ,0.010581,0.051034,0.021706,0.010658
sgpcmbeC1.c1,2004,1211:30:00,28 ,0.011111,0.124023, 0.02429,0.021526
sgpcmbeC1.c1,2004,1212:30:00,28 ,0.012188,0.111523,0.026798,0.020791
sgpcmbeC1.c1,2004,1213:30:00,29 ,0.010771,0.214197,0.036128,0.046472
sgpcmbeC1.c1,2004,1214:30:00,27 ,0.011849,0.069397, 0.02432,0.013746
sgpcmbeC1.c1,2004,1215:30:00,27 ,0.012127,0.062523,0.025055,0.012939
sgpcmbeC1.c1,2004,1216:30:00,27 ,0.011561,0.161851,0.025949,0.028879
sgpcmbeC1.c1,2004,1217:30:00,27 ,0.011299, 0.05714,0.022652,0.012765
sgpcmbeC1.c1,2004,1218:30:00,27 ,0.011248,0.091433,0.022969,0.015432
sgpcmbeC1.c1,2004,1219:30:00,27 ,0.012054,0.069004,0.022085,0.015649
sgpcmbeC1.c1,2004,1220:30:00,27 ,0.010452,  0.0787,0.025673,0.014971
sgpcmbeC1.c1,2004,1221:30:00,28 ,0.010021,0.043253,0.019879,0.008449
sgpcmbeC1.c1,2004,1222:30:00,27 ,0.012481,0.063927, 0.02282,0.013644
sgpcmbeC1.c1,2004,1223:30:00,27 ,0.011647,0.077281,  0.0237, 0.01598