datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1999,08 0:30:00,31 , 405.026,439.9582,424.7759,8.933149 twpcmbeC1.c1,1999,08 1:30:00,31 ,404.4686,439.3646, 423.792,10.46665 twpcmbeC1.c1,1999,08 2:30:00,31 ,401.2988,442.9246,425.7521,12.27532 twpcmbeC1.c1,1999,08 3:30:00,31 ,401.2319,443.2267,424.7113,11.36831 twpcmbeC1.c1,1999,08 4:30:00,31 ,398.8602,439.0766,422.4572,9.919709 twpcmbeC1.c1,1999,08 5:30:00,31 , 400.707,443.4665,424.3916,11.88528 twpcmbeC1.c1,1999,08 6:30:00,31 ,402.1134,445.4291,425.9194,12.70653 twpcmbeC1.c1,1999,08 7:30:00,31 ,407.2342,441.3908,425.0728,9.654923 twpcmbeC1.c1,1999,08 8:30:00,31 ,413.2467,446.2663,426.8119,9.369446 twpcmbeC1.c1,1999,08 9:30:00,31 , 414.127,449.3146,429.8287,10.26865 twpcmbeC1.c1,1999,0810:30:00,31 ,414.4683,452.6493,429.4249,10.53243 twpcmbeC1.c1,1999,0811:30:00,31 ,415.5338,455.0644,430.8694,9.897964 twpcmbeC1.c1,1999,0812:30:00,31 ,416.8082, 451.684,432.1659,10.58722 twpcmbeC1.c1,1999,0813:30:00,31 ,416.0443,447.3468, 433.253,9.558303 twpcmbeC1.c1,1999,0814:30:00,31 ,415.6055,444.6059,429.7561, 8.95457 twpcmbeC1.c1,1999,0815:30:00,31 ,417.6431,448.5776,428.1125,7.807398 twpcmbeC1.c1,1999,0816:30:00,31 ,419.7103,449.4123,431.5297,8.529756 twpcmbeC1.c1,1999,0817:30:00,31 ,416.8318,452.2372,430.7544,10.04088 twpcmbeC1.c1,1999,0818:30:00,31 , 406.041,448.8465,427.4888,11.20373 twpcmbeC1.c1,1999,0819:30:00,31 ,404.2757,444.5869,426.1733,11.84134 twpcmbeC1.c1,1999,0820:30:00,31 ,402.3268,452.3083,425.3748,11.12706 twpcmbeC1.c1,1999,0821:30:00,31 ,401.5168,442.8423,424.4202,10.84107 twpcmbeC1.c1,1999,0822:30:00,31 ,403.0443, 438.155,423.3677,9.394929 twpcmbeC1.c1,1999,0823:30:00,31 ,403.0963,441.2515,424.9048,10.84402