datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,12 0:30:00,31 ,       0,0.559953, 0.03685, 0.10594
twpcmbeC2.c1,2004,12 1:30:00,31 ,       0,0.487833,0.029682,0.112677
twpcmbeC2.c1,2004,12 2:30:00,31 ,       0,0.286079,0.026332,0.060328
twpcmbeC2.c1,2004,12 3:30:00,31 ,       0, 0.24375,0.020591,0.062329
twpcmbeC2.c1,2004,12 4:30:00,31 ,       0,0.110375,0.009655,0.026577
twpcmbeC2.c1,2004,12 5:30:00,31 ,       0,0.044756, 0.00178,0.008193
twpcmbeC2.c1,2004,12 6:30:00,31 ,       0,9.940695, 2.98633,2.276648
twpcmbeC2.c1,2004,12 7:30:00,31 ,3.881668,188.3148,79.84375,43.29936
twpcmbeC2.c1,2004,12 8:30:00,31 ,14.54574,389.3853,247.4091,119.7402
twpcmbeC2.c1,2004,12 9:30:00,31 ,14.28537,598.1523,381.4659,183.0862
twpcmbeC2.c1,2004,1210:30:00,31 ,22.09995,821.3528,492.6114,229.2657
twpcmbeC2.c1,2004,1211:30:00,31 , 67.2226,922.6917,621.5409,270.7667
twpcmbeC2.c1,2004,1212:30:00,31 ,130.1164,989.9905,663.2063,271.7294
twpcmbeC2.c1,2004,1213:30:00,31 ,65.90707,1002.277,639.9415,280.8634
twpcmbeC2.c1,2004,1214:30:00,31 ,55.76958,901.6982,587.0812,263.0826
twpcmbeC2.c1,2004,1215:30:00,31 , 37.1936,733.3467,452.2116,220.7709
twpcmbeC2.c1,2004,1216:30:00,31 ,18.44749,587.1467,359.0835,160.0758
twpcmbeC2.c1,2004,1217:30:00,31 ,12.46061,315.4915,192.2133,83.33091
twpcmbeC2.c1,2004,1218:30:00,31 ,1.819895,100.2171,40.90581,22.79687
twpcmbeC2.c1,2004,1219:30:00,31 ,       0,1.893821,0.176899,0.392983
twpcmbeC2.c1,2004,1220:30:00,31 ,       0,0.197789, 0.00638,0.035524
twpcmbeC2.c1,2004,1221:30:00,31 ,       0, 0.15301, 0.00729,0.028394
twpcmbeC2.c1,2004,1222:30:00,31 ,       0,0.440197,0.027178,0.087684
twpcmbeC2.c1,2004,1223:30:00,31 ,       0,0.781069, 0.06736,0.163338