datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2004,08 0:30:00,31 ,437.6953,456.4454,445.6044,4.762225 twpcmbeC2.c1,2004,08 1:30:00,31 ,436.7544,453.1242,444.9175,4.770061 twpcmbeC2.c1,2004,08 2:30:00,31 ,436.0276,453.3172,444.5541,5.167943 twpcmbeC2.c1,2004,08 3:30:00,31 ,436.0429,453.7705,444.5964,5.361362 twpcmbeC2.c1,2004,08 4:30:00,31 ,435.3708,454.1447,444.1449,5.555606 twpcmbeC2.c1,2004,08 5:30:00,31 ,434.3634, 455.085,443.6098,5.957518 twpcmbeC2.c1,2004,08 6:30:00,31 ,434.0817,454.8082, 443.056,5.859562 twpcmbeC2.c1,2004,08 7:30:00,31 ,437.3645,456.2871, 449.508,4.506674 twpcmbeC2.c1,2004,08 8:30:00,31 , 443.029,479.0236,464.7107,9.996746 twpcmbeC2.c1,2004,08 9:30:00,31 ,451.0567, 496.279,481.1844,11.44813 twpcmbeC2.c1,2004,0810:30:00,31 ,448.9444,516.2333,490.0881, 17.2848 twpcmbeC2.c1,2004,0811:30:00,31 ,450.6715,527.5751, 498.002,18.09809 twpcmbeC2.c1,2004,0812:30:00,31 ,453.0312,527.8462,501.5797,20.34752 twpcmbeC2.c1,2004,0813:30:00,31 ,450.3982,528.8383,501.5166,21.34695 twpcmbeC2.c1,2004,0814:30:00,31 ,451.1588,536.8886,500.9342,18.85264 twpcmbeC2.c1,2004,0815:30:00,31 ,449.7975,518.0508,492.6389,17.63167 twpcmbeC2.c1,2004,0816:30:00,31 ,451.6228,509.2637,483.9292,14.59773 twpcmbeC2.c1,2004,0817:30:00,31 ,448.7675,554.6117,476.7195,17.86438 twpcmbeC2.c1,2004,0818:30:00,31 ,448.8158,479.3594,458.3552,5.635118 twpcmbeC2.c1,2004,0819:30:00,31 ,443.4983,456.2438,450.0525,3.700508 twpcmbeC2.c1,2004,0820:30:00,31 , 440.251,457.0368,448.1665,4.315942 twpcmbeC2.c1,2004,0821:30:00,31 ,440.0397,456.1182,447.4324,4.394839 twpcmbeC2.c1,2004,0822:30:00,31 ,439.3468,456.4671,447.3396, 4.84072 twpcmbeC2.c1,2004,0823:30:00,31 ,439.2237,456.4209,446.6884,4.743323