datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,12 0:30:00,29 ,       0,0.757501,0.042953, 0.14782
sgpcmbeC1.c1,1997,12 1:30:00,30 ,       0,0.290479,0.018403,0.057604
sgpcmbeC1.c1,1997,12 2:30:00,28 ,       0,0.923195,0.054997,0.181698
sgpcmbeC1.c1,1997,12 3:30:00,29 ,       0,0.454547,0.047801,0.111316
sgpcmbeC1.c1,1997,12 4:30:00,29 ,       0,0.345091,0.034791,0.080534
sgpcmbeC1.c1,1997,12 5:30:00,29 ,       0,0.667336,0.054274,0.136561
sgpcmbeC1.c1,1997,12 6:30:00,29 ,       0,0.425005,   0.051,0.104447
sgpcmbeC1.c1,1997,12 7:30:00,29 ,1.134764,16.26843, 6.02293,4.817745
sgpcmbeC1.c1,1997,12 8:30:00,29 ,11.35541,147.8677,72.60834,45.00756
sgpcmbeC1.c1,1997,12 9:30:00,30 ,27.84882,313.7568,174.5486,104.0446
sgpcmbeC1.c1,1997,1210:30:00,30 ,24.36021,443.4748,254.2342,160.8602
sgpcmbeC1.c1,1997,1211:30:00,29 ,29.70347,523.4771,316.7527,191.6747
sgpcmbeC1.c1,1997,1212:30:00,29 ,42.24327,544.9601,324.0191,205.2314
sgpcmbeC1.c1,1997,1213:30:00,29 ,35.36286,506.2804,295.7843,189.4806
sgpcmbeC1.c1,1997,1214:30:00,29 ,20.00714,428.9536, 232.171,155.0288
sgpcmbeC1.c1,1997,1215:30:00,29 ,11.72275,304.6405,159.4564,107.3208
sgpcmbeC1.c1,1997,1216:30:00,29 ,6.432272, 124.688,63.08212,43.82031
sgpcmbeC1.c1,1997,1217:30:00,29 ,0.350418,9.623628,3.689338,2.700021
sgpcmbeC1.c1,1997,1218:30:00,29 ,       0,0.442303,0.144504,0.122213
sgpcmbeC1.c1,1997,1219:30:00,31 ,       0,0.643605,0.093418,0.159928
sgpcmbeC1.c1,1997,1220:30:00,31 ,       0,0.708347,0.089912,0.167948
sgpcmbeC1.c1,1997,1221:30:00,29 ,       0,0.518226,0.052619,0.112618
sgpcmbeC1.c1,1997,1222:30:00,29 ,       0,0.679065, 0.06063,0.143878
sgpcmbeC1.c1,1997,1223:30:00,30 ,       0,0.356983,0.038694,0.084682