datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,12 0:30:00,31 ,       0,0.094501,0.005765,0.019469
twpcmbeC1.c1,2001,12 1:30:00,31 ,       0,0.099242,0.009021,0.024038
twpcmbeC1.c1,2001,12 2:30:00,31 ,       0,0.119907,0.004578,0.021572
twpcmbeC1.c1,2001,12 3:30:00,31 ,       0,0.109267,0.004399,0.019614
twpcmbeC1.c1,2001,12 4:30:00,31 ,       0,0.044943,0.003498,0.009476
twpcmbeC1.c1,2001,12 5:30:00,31 ,       0,1.235593,0.398613,0.356391
twpcmbeC1.c1,2001,12 6:30:00,31 ,1.812518, 50.5357,24.17134,10.79369
twpcmbeC1.c1,2001,12 7:30:00,31 , 5.87204,58.53193,30.25236,15.12729
twpcmbeC1.c1,2001,12 8:30:00,31 , 10.9634, 81.7659,37.77031, 16.5326
twpcmbeC1.c1,2001,12 9:30:00,31 ,1.971988,125.4125,44.14153,27.51029
twpcmbeC1.c1,2001,1210:30:00,31 ,4.448867,154.6979,53.84406,39.93108
twpcmbeC1.c1,2001,1211:30:00,31 ,3.394064,146.4535,55.20659,41.46112
twpcmbeC1.c1,2001,1212:30:00,31 ,2.394915,170.7579,59.28348,43.00376
twpcmbeC1.c1,2001,1213:30:00,31 ,4.309599,172.5216,52.03001,43.41913
twpcmbeC1.c1,2001,1214:30:00,31 ,2.201846,198.5573,  52.838,43.91033
twpcmbeC1.c1,2001,1215:30:00,31 , 4.50607,120.7294,35.46648,27.30515
twpcmbeC1.c1,2001,1216:30:00,31 ,3.903255,60.77329,29.38589,16.09821
twpcmbeC1.c1,2001,1217:30:00,31 ,1.150226,45.37387,22.64674,10.49256
twpcmbeC1.c1,2001,1218:30:00,31 ,0.264869,9.591348,3.266614,2.590749
twpcmbeC1.c1,2001,1219:30:00,31 ,       0,0.125587,0.004543,0.022631
twpcmbeC1.c1,2001,1220:30:00,31 ,       0,  0.0726,0.005233,0.016432
twpcmbeC1.c1,2001,1221:30:00,31 ,       0,0.014477,0.001055,0.003551
twpcmbeC1.c1,2001,1222:30:00,31 ,       0, 0.05967,0.003471,0.011918
twpcmbeC1.c1,2001,1223:30:00,31 ,       0,0.063628,0.002486,0.011601