datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1998,12 0:30:00,30 ,399.6327,434.0695, 416.292,11.69913 twpcmbeC1.c1,1998,12 1:30:00,30 ,398.0721, 441.255,416.7599,12.40098 twpcmbeC1.c1,1998,12 2:30:00,30 , 397.92, 436.769,417.5676,12.99783 twpcmbeC1.c1,1998,12 3:30:00,30 ,398.7134,441.1671, 419.216,14.36489 twpcmbeC1.c1,1998,12 4:30:00,30 ,398.1317,440.3123,417.9955,13.88723 twpcmbeC1.c1,1998,12 5:30:00,30 ,395.6837,435.9755,416.7985,13.90423 twpcmbeC1.c1,1998,12 6:30:00,30 ,396.7246,437.9877,417.1696,13.37034 twpcmbeC1.c1,1998,12 7:30:00,30 , 403.633,443.0621,421.3297,12.77004 twpcmbeC1.c1,1998,12 8:30:00,30 ,408.7614,442.7466,424.0568,10.82642 twpcmbeC1.c1,1998,12 9:30:00,30 ,411.4942,444.6374,428.7342,8.490503 twpcmbeC1.c1,1998,1210:30:00,30 ,411.2917,448.7365,431.7236,8.580584 twpcmbeC1.c1,1998,1211:30:00,30 ,413.1389,446.8261,430.4071,8.109757 twpcmbeC1.c1,1998,1212:30:00,30 ,412.8984, 443.888,429.5911,9.215875 twpcmbeC1.c1,1998,1213:30:00,30 , 413.521,449.4328,429.6527,9.998385 twpcmbeC1.c1,1998,1214:30:00,30 ,415.8801,444.3686,428.9854,8.674699 twpcmbeC1.c1,1998,1215:30:00,30 ,413.1181,448.7228,427.4555,9.206247 twpcmbeC1.c1,1998,1216:30:00,30 ,407.8865,440.1362,425.3379,9.392625 twpcmbeC1.c1,1998,1217:30:00,30 ,406.4856,440.3573,423.0735,10.11871 twpcmbeC1.c1,1998,1218:30:00,30 ,403.8714,436.1486,420.2181, 8.77278 twpcmbeC1.c1,1998,1219:30:00,30 ,401.6733,434.1146,418.1262,8.832087 twpcmbeC1.c1,1998,1220:30:00,30 ,400.9335,437.1362,415.5352,9.035545 twpcmbeC1.c1,1998,1221:30:00,30 , 401.532,438.0543,416.7115,9.773467 twpcmbeC1.c1,1998,1222:30:00,30 ,400.8557, 434.163, 416.555,10.55823 twpcmbeC1.c1,1998,1223:30:00,30 ,396.0731, 437.113,416.2321,11.44743