condition mean min max 0 h after light 2.93081 2.86016 3.00146 4 h after light 7.445415000000001 6.45443 8.4364 8 h after light 10.866299999999999 10.4413 11.2913 4 h after dark 3.2230600000000003 2.81433 3.63179 8 h after dark 3.60506 3.47022 3.7399 12 h after dark 2.5745899999999997 2.23563 2.91355