datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,02 0:30:00,27 ,       0, 0.28962,0.034899,0.065814
twpcmbeC1.c1,1997,02 1:30:00,27 ,       0,0.267883,0.032005,0.066611
twpcmbeC1.c1,1997,02 2:30:00,27 ,       0, 0.25173,0.037822, 0.06526
twpcmbeC1.c1,1997,02 3:30:00,27 ,       0,0.449195,0.071175,0.109331
twpcmbeC1.c1,1997,02 4:30:00,27 ,       0,0.846931,0.100517,0.190835
twpcmbeC1.c1,1997,02 5:30:00,27 ,       0,0.719991,0.096487,0.204487
twpcmbeC1.c1,1997,02 6:30:00,27 ,2.906715,27.70669,14.90607,5.973512
twpcmbeC1.c1,1997,02 7:30:00,27 ,38.27472,167.1398,98.94173, 31.2187
twpcmbeC1.c1,1997,02 8:30:00,28 ,81.51488,358.9539,204.3275, 57.7861
twpcmbeC1.c1,1997,02 9:30:00,28 ,71.76685,385.3869,292.5298,67.08083
twpcmbeC1.c1,1997,0210:30:00,28 ,86.18883, 509.368,347.5621,123.5404
twpcmbeC1.c1,1997,0211:30:00,28 ,143.3806,590.2429,373.4235,132.2427
twpcmbeC1.c1,1997,0212:30:00,27 ,50.36684,593.5359,360.8893,155.3122
twpcmbeC1.c1,1997,0213:30:00,28 ,41.84639,577.1265,324.5291,144.9397
twpcmbeC1.c1,1997,0214:30:00,28 ,58.87719,493.6965,262.3133,123.4892
twpcmbeC1.c1,1997,0215:30:00,28 ,75.02058,427.3058,248.9582,106.4441
twpcmbeC1.c1,1997,0216:30:00,27 ,18.92296,258.3646,132.9252,69.58594
twpcmbeC1.c1,1997,0217:30:00,26 ,2.840748,137.7256,62.10631,32.96168
twpcmbeC1.c1,1997,0218:30:00,26 ,       0, 19.0622,7.950524,4.615485
twpcmbeC1.c1,1997,0219:30:00,25 ,       0,0.237898,0.021461,0.059997
twpcmbeC1.c1,1997,0220:30:00,26 ,       0,0.221432,0.025422,0.053499
twpcmbeC1.c1,1997,0221:30:00,26 ,       0,0.353508,0.046118,0.081418
twpcmbeC1.c1,1997,0222:30:00,26 ,       0,0.771261,0.079264,0.174125
twpcmbeC1.c1,1997,0223:30:00,26 ,       0,0.412537,0.053707,0.098683