condition mean min max 0 h after light 5.48254 4.92928 6.0358 2 h after light 6.39889 6.25502 6.54276 4 h after light 6.6404250000000005 6.3443 6.93655 8 h after light 6.218285 4.51382 7.92275 12 h after light 15.75035 14.6326 16.8681 2 h after dark 15.043 14.444 15.642 4 h after dark 13.75245 13.7021 13.8028 8 h after dark 10.53914 8.66168 12.4166 12 h after dark 6.65286 6.19632 7.1094