datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2004,12 0:30:00,31 , 430.406,454.7762,444.0867,5.430795 twpcmbeC1.c1,2004,12 1:30:00,31 ,428.7329,452.2488,443.0302,5.543046 twpcmbeC1.c1,2004,12 2:30:00,31 ,427.4265,451.7106,442.0956,5.602317 twpcmbeC1.c1,2004,12 3:30:00,31 ,424.6917,450.9941,441.3013,6.453448 twpcmbeC1.c1,2004,12 4:30:00,31 , 423.438,451.2299,440.8061,6.386542 twpcmbeC1.c1,2004,12 5:30:00,31 ,423.5177,451.4499,440.5139,6.639316 twpcmbeC1.c1,2004,12 6:30:00,31 ,434.8201,454.9194,447.5191,5.015248 twpcmbeC1.c1,2004,12 7:30:00,31 ,447.9573,478.8453,468.8654,7.013466 twpcmbeC1.c1,2004,12 8:30:00,31 , 455.774,502.2803,486.7386,11.51893 twpcmbeC1.c1,2004,12 9:30:00,31 ,445.1112,525.3328,499.1082,20.17729 twpcmbeC1.c1,2004,1210:30:00,31 ,444.4738,537.2731,507.9677,25.10101 twpcmbeC1.c1,2004,1211:30:00,31 ,440.5614,544.0908,515.1551,28.15462 twpcmbeC1.c1,2004,1212:30:00,31 ,436.6136,547.9453, 515.544,29.03955 twpcmbeC1.c1,2004,1213:30:00,31 ,442.0469,550.2709,509.9479,28.98849 twpcmbeC1.c1,2004,1214:30:00,31 ,445.2495,538.1675,500.6746,27.55133 twpcmbeC1.c1,2004,1215:30:00,31 ,442.3768,527.9903,490.0769,24.34414 twpcmbeC1.c1,2004,1216:30:00,31 ,441.1573,502.8741,475.9414,19.09253 twpcmbeC1.c1,2004,1217:30:00,31 ,438.7582,481.1637,463.2517,10.85807 twpcmbeC1.c1,2004,1218:30:00,31 ,438.5002,463.2016,452.9166,5.774758 twpcmbeC1.c1,2004,1219:30:00,31 ,437.6243,459.9463,450.0239,5.168996 twpcmbeC1.c1,2004,1220:30:00,31 ,435.8008,458.6809,448.5433,4.845686 twpcmbeC1.c1,2004,1221:30:00,31 ,433.8582,457.4445,447.2551,5.123712 twpcmbeC1.c1,2004,1222:30:00,31 ,432.0779,457.3063,446.5072,5.669651 twpcmbeC1.c1,2004,1223:30:00,31 ,430.4317, 455.305, 444.671,5.621747