datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2000,12 0:30:00,30 , 440.565,454.7786,446.7255,3.673037 twpcmbeC1.c1,2000,12 1:30:00,30 ,439.9757,452.9038,446.2779,3.301693 twpcmbeC1.c1,2000,12 2:30:00,30 ,437.3369,452.8756,445.0406,3.443261 twpcmbeC1.c1,2000,12 3:30:00,30 ,434.4637,453.4453, 444.492,3.988204 twpcmbeC1.c1,2000,12 4:30:00,30 ,433.3524,452.1772,444.1581,4.497488 twpcmbeC1.c1,2000,12 5:30:00,30 ,432.7243,451.8252,443.4172,4.362474 twpcmbeC1.c1,2000,12 6:30:00,30 ,441.2105, 457.635,447.7252,3.781598 twpcmbeC1.c1,2000,12 7:30:00,29 , 449.206, 482.916,463.2944,7.690429 twpcmbeC1.c1,2000,12 8:30:00,29 ,449.7744,492.8167,475.0371,12.22432 twpcmbeC1.c1,2000,12 9:30:00,29 ,452.9786,506.6043,484.5548,17.45136 twpcmbeC1.c1,2000,1210:30:00,29 ,449.3174,520.9133,491.3803,22.11367 twpcmbeC1.c1,2000,1211:30:00,29 ,446.7407, 525.079,495.1407,23.22878 twpcmbeC1.c1,2000,1212:30:00,29 ,449.1317,526.3195,493.9733,21.80771 twpcmbeC1.c1,2000,1213:30:00,29 ,452.6674,526.2919,489.0936,20.26085 twpcmbeC1.c1,2000,1214:30:00,29 , 455.453,519.9454,485.0924,19.10645 twpcmbeC1.c1,2000,1215:30:00,29 , 446.844,508.8697,477.9002,17.72011 twpcmbeC1.c1,2000,1216:30:00,29 ,446.2201,495.5234,468.1482,12.94508 twpcmbeC1.c1,2000,1217:30:00,29 ,441.3168,471.4072,458.7954,7.799085 twpcmbeC1.c1,2000,1218:30:00,29 ,438.4876,460.4249,451.3865,4.758656 twpcmbeC1.c1,2000,1219:30:00,29 ,439.2363,457.8948,449.4159,3.969406 twpcmbeC1.c1,2000,1220:30:00,29 ,442.6323,457.0695,449.0184,3.493022 twpcmbeC1.c1,2000,1221:30:00,29 ,440.9651,455.8666,448.0814, 3.92062 twpcmbeC1.c1,2000,1222:30:00,29 ,439.9654,456.5216,447.6461,3.975255 twpcmbeC1.c1,2000,1223:30:00,29 , 440.718, 455.234,447.6678, 3.26793