datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,04 0:30:00,29 ,       0,173.2961,19.64007,38.38952
sgpcmbeC1.c1,2000,04 1:30:00,28 ,       0,281.9337,31.13703,62.61585
sgpcmbeC1.c1,2000,04 2:30:00,29 ,       0,545.6507,  49.604,114.7187
sgpcmbeC1.c1,2000,04 3:30:00,29 ,       0,1227.272,88.93423,247.3453
sgpcmbeC1.c1,2000,04 4:30:00,29 ,       0,464.6048,59.37196,123.8336
sgpcmbeC1.c1,2000,04 5:30:00,29 ,       0,666.0063,58.78408,139.9497
sgpcmbeC1.c1,2000,04 6:30:00,28 ,       0,484.7928, 53.0294,116.2885
sgpcmbeC1.c1,2000,04 7:30:00,27 ,       0,289.3109,25.99709,57.49335
sgpcmbeC1.c1,2000,04 8:30:00,28 ,       0, 183.898,27.73233,47.08066
sgpcmbeC1.c1,2000,04 9:30:00,28 ,       0,316.8644,36.82332,80.05654
sgpcmbeC1.c1,2000,0410:30:00,28 ,       0, 279.046,32.30435,66.47409
sgpcmbeC1.c1,2000,0411:30:00,29 ,       0, 1244.59,86.46575,245.4826
sgpcmbeC1.c1,2000,0412:30:00,29 ,       0,370.0471,31.43819,73.07025
sgpcmbeC1.c1,2000,0413:30:00,30 ,       0,  586.73,44.03946,110.4643
sgpcmbeC1.c1,2000,0414:30:00,29 ,       0,622.9653,48.09115,123.5377
sgpcmbeC1.c1,2000,0415:30:00,29 ,0.017652,342.7607,31.96358,65.24077
sgpcmbeC1.c1,2000,0416:30:00,30 ,0.002382,568.0303,48.68251,118.4239
sgpcmbeC1.c1,2000,0417:30:00,29 ,0.107199,483.7827, 39.8202, 92.2751
sgpcmbeC1.c1,2000,0418:30:00,29 ,0.869181,420.1316,29.44408,79.15209
sgpcmbeC1.c1,2000,0419:30:00,29 , 0.04235,373.6916,31.33649,73.66576
sgpcmbeC1.c1,2000,0420:30:00,28 ,       0,235.4638,30.44388,61.72248
sgpcmbeC1.c1,2000,0421:30:00,27 ,       0,282.7861,25.63546,60.95496
sgpcmbeC1.c1,2000,0422:30:00,27 ,       0,128.1679,17.92213,31.06823
sgpcmbeC1.c1,2000,0423:30:00,27 ,0.014104,173.8683,18.11984,36.32583