datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2002,02 0:30:00,28 ,0.739912,14.09253,4.310171,3.515284 twpcmbeC1.c1,2002,02 1:30:00,28 ,0.541381,9.990077,3.962101,2.772664 twpcmbeC1.c1,2002,02 2:30:00,28 ,0.980884,10.70943,4.979981,2.836108 twpcmbeC1.c1,2002,02 3:30:00,28 ,0.464573,9.713834,4.526364, 2.88104 twpcmbeC1.c1,2002,02 4:30:00,28 ,0.472326,10.29917,4.206028,2.709027 twpcmbeC1.c1,2002,02 5:30:00,28 ,0.354489,12.95633, 4.11758,3.175167 twpcmbeC1.c1,2002,02 6:30:00,28 ,0.371751,12.07765,4.497804,3.385581 twpcmbeC1.c1,2002,02 7:30:00,28 ,0.535105,15.96496,4.220837,3.277261 twpcmbeC1.c1,2002,02 8:30:00,28 ,0.541288,11.65276, 4.47765,3.219433 twpcmbeC1.c1,2002,02 9:30:00,28 ,0.628092,12.85583,5.017175,3.564221 twpcmbeC1.c1,2002,0210:30:00,28 ,0.678932,13.53598,4.084043,3.241097 twpcmbeC1.c1,2002,0211:30:00,28 ,0.625897,14.74924,3.992908,3.277216 twpcmbeC1.c1,2002,0212:30:00,28 ,0.680874,8.253857,3.417288,2.253953 twpcmbeC1.c1,2002,0213:30:00,28 ,0.807572,10.93162,4.384454,2.755483 twpcmbeC1.c1,2002,0214:30:00,28 ,0.656433,14.27317,3.909738,3.185062 twpcmbeC1.c1,2002,0215:30:00,28 , 0.80734, 12.6019,3.915708, 3.14762 twpcmbeC1.c1,2002,0216:30:00,28 ,0.713578,14.87344,4.112879,3.435235 twpcmbeC1.c1,2002,0217:30:00,28 ,0.472922,7.563841, 2.61349,1.878061 twpcmbeC1.c1,2002,0218:30:00,28 ,0.729591,11.53518,3.044266,2.498226 twpcmbeC1.c1,2002,0219:30:00,28 ,0.526913,9.731705,3.438348,2.811289 twpcmbeC1.c1,2002,0220:30:00,28 ,0.624014,8.368099,3.301971,2.260697 twpcmbeC1.c1,2002,0221:30:00,28 ,0.642205,10.29446,3.175871,2.343275 twpcmbeC1.c1,2002,0222:30:00,28 ,0.568701,9.545432,3.295525, 2.33423 twpcmbeC1.c1,2002,0223:30:00,28 ,0.683487,11.16932,3.981297,2.437951