datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2002,12 0:30:00,31 ,439.8131,462.1959,449.7951,5.610192 twpcmbeC1.c1,2002,12 1:30:00,31 ,437.9391,461.2988,448.6989,5.971618 twpcmbeC1.c1,2002,12 2:30:00,31 ,438.0757,461.2404,447.5181,5.759904 twpcmbeC1.c1,2002,12 3:30:00,31 ,438.0867,461.0723,446.7688,5.411374 twpcmbeC1.c1,2002,12 4:30:00,31 ,436.3439, 460.788,445.7682,5.798828 twpcmbeC1.c1,2002,12 5:30:00,31 ,434.1524,456.5241,445.3022, 5.71395 twpcmbeC1.c1,2002,12 6:30:00,31 ,444.1805,461.1676,452.8003,4.078763 twpcmbeC1.c1,2002,12 7:30:00,31 ,458.3006,486.0953,475.6452,6.291079 twpcmbeC1.c1,2002,12 8:30:00,31 ,466.6395, 509.066,493.0082,11.65291 twpcmbeC1.c1,2002,12 9:30:00,31 ,459.6831,526.8611,506.7754,17.91484 twpcmbeC1.c1,2002,1210:30:00,31 ,461.7027,541.3906,512.8163,22.29716 twpcmbeC1.c1,2002,1211:30:00,31 ,452.3894,551.8655,511.1931,29.12269 twpcmbeC1.c1,2002,1212:30:00,31 ,438.5457,550.0117,508.2475,31.04661 twpcmbeC1.c1,2002,1213:30:00,31 ,448.3557,547.9271,507.5124, 26.6945 twpcmbeC1.c1,2002,1214:30:00,31 ,450.1561,539.5161,505.1159,22.06404 twpcmbeC1.c1,2002,1215:30:00,31 ,452.3843,528.9905,498.8845,18.44976 twpcmbeC1.c1,2002,1216:30:00,31 ,454.5087,512.8612,485.9893,15.19733 twpcmbeC1.c1,2002,1217:30:00,31 ,451.0498,491.4146,472.8012,10.84156 twpcmbeC1.c1,2002,1218:30:00,31 ,447.2082,469.7895,460.9319,5.698893 twpcmbeC1.c1,2002,1219:30:00,31 ,448.6776,464.9362, 457.482,4.278592 twpcmbeC1.c1,2002,1220:30:00,31 ,447.0174,466.6492,456.0341, 4.69615 twpcmbeC1.c1,2002,1221:30:00,31 ,444.8664,462.4885,454.1164,4.844998 twpcmbeC1.c1,2002,1222:30:00,31 , 444.546,462.6801,452.6647,5.110309 twpcmbeC1.c1,2002,1223:30:00,31 ,442.1386,462.5379,451.3279,5.351081