datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1999,08 0:30:00,31 ,434.3902,458.6595,449.2177,5.526204 twpcmbeC1.c1,1999,08 1:30:00,31 ,436.6762,458.3976,448.8099,5.667698 twpcmbeC1.c1,1999,08 2:30:00,31 , 437.198,459.0486,449.0236,5.705813 twpcmbeC1.c1,1999,08 3:30:00,31 ,435.8331,460.1035,448.1509,6.018241 twpcmbeC1.c1,1999,08 4:30:00,31 ,434.5168,457.8863,447.3894,6.170455 twpcmbeC1.c1,1999,08 5:30:00,31 ,433.3615,458.6276,447.1987,6.452566 twpcmbeC1.c1,1999,08 6:30:00,31 ,440.7998,459.0664,449.5816,5.387531 twpcmbeC1.c1,1999,08 7:30:00,31 ,446.9708,473.1942,463.0857,7.264991 twpcmbeC1.c1,1999,08 8:30:00,31 ,457.4255,496.5461,480.7116,11.25309 twpcmbeC1.c1,1999,08 9:30:00,31 ,460.0883, 508.674,491.4968, 16.1474 twpcmbeC1.c1,1999,0810:30:00,31 ,452.2209,521.8596,499.1611,22.27002 twpcmbeC1.c1,1999,0811:30:00,31 ,451.0892,526.3945,501.7384,24.63172 twpcmbeC1.c1,1999,0812:30:00,31 ,456.0495,533.6169,503.4625,24.96026 twpcmbeC1.c1,1999,0813:30:00,31 ,450.2137,530.5614,501.6646,24.90942 twpcmbeC1.c1,1999,0814:30:00,30 ,443.8037,528.7288,493.8226,26.81748 twpcmbeC1.c1,1999,0815:30:00,31 , 442.827,519.7076,491.5854, 23.1254 twpcmbeC1.c1,1999,0816:30:00,31 ,443.1998, 500.977,480.1554,16.13773 twpcmbeC1.c1,1999,0817:30:00,31 ,444.5835, 478.475,465.1354,8.589737 twpcmbeC1.c1,1999,0818:30:00,31 ,439.3615,462.1742,454.2059,5.128697 twpcmbeC1.c1,1999,0819:30:00,31 ,435.9352,461.4653,451.6896,5.920846 twpcmbeC1.c1,1999,0820:30:00,31 ,432.7933,460.4766,450.8602,5.887992 twpcmbeC1.c1,1999,0821:30:00,31 ,432.0985,458.0909,449.3845,5.164814 twpcmbeC1.c1,1999,0822:30:00,31 ,432.5516,457.5106,449.0568,5.218758 twpcmbeC1.c1,1999,0823:30:00,31 ,433.1726, 457.687,449.1928,5.602969