datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,12 0:30:00,26 ,       0,317.4529,24.66024,64.37916
sgpcmbeC1.c1,2000,12 1:30:00,23 ,       0,229.3924, 27.8363,53.92426
sgpcmbeC1.c1,2000,12 2:30:00,23 ,       0, 290.786,25.39554,62.06629
sgpcmbeC1.c1,2000,12 3:30:00,22 ,       0, 511.097,38.63773,110.6609
sgpcmbeC1.c1,2000,12 4:30:00,21 ,       0,266.5978,29.89332,61.18537
sgpcmbeC1.c1,2000,12 5:30:00,21 ,       0,80.03961,16.24933,23.63658
sgpcmbeC1.c1,2000,12 6:30:00,21 ,       0, 225.611,23.94727,49.77181
sgpcmbeC1.c1,2000,12 7:30:00,21 ,       0,222.4877,23.77907,48.96242
sgpcmbeC1.c1,2000,12 8:30:00,21 ,       0,212.7334, 19.7493, 46.3368
sgpcmbeC1.c1,2000,12 9:30:00,26 ,       0,159.6313,17.01696,33.92322
sgpcmbeC1.c1,2000,1210:30:00,27 ,       0,181.1067,18.81754,39.82205
sgpcmbeC1.c1,2000,1211:30:00,27 ,       0,190.9687,19.71397,39.72426
sgpcmbeC1.c1,2000,1212:30:00,26 ,       0,180.0951,16.83427, 35.9466
sgpcmbeC1.c1,2000,1213:30:00,26 ,       0,139.3782,13.41331,29.12842
sgpcmbeC1.c1,2000,1214:30:00,27 ,       0,100.0971,13.19752,23.54975
sgpcmbeC1.c1,2000,1215:30:00,26 ,       0,84.67953,8.896611,17.78598
sgpcmbeC1.c1,2000,1216:30:00,25 ,0.139225,70.06972,11.39418,17.44347
sgpcmbeC1.c1,2000,1217:30:00,25 ,0.182379,78.19357,11.16556,19.44183
sgpcmbeC1.c1,2000,1218:30:00,26 ,       0,150.7573,14.91971,33.36662
sgpcmbeC1.c1,2000,1219:30:00,26 ,0.002015,159.9441,19.81427,40.31781
sgpcmbeC1.c1,2000,1220:30:00,27 ,       0,127.1596,13.47384,27.23026
sgpcmbeC1.c1,2000,1221:30:00,27 ,       0,316.3335,25.72756,66.36124
sgpcmbeC1.c1,2000,1222:30:00,27 ,       0,198.1271,24.61738,48.91874
sgpcmbeC1.c1,2000,1223:30:00,27 ,       0,290.9246,23.42943,57.98736