condition mean min max 0 h after light 2.302055 2.25295 2.35116 4 h after light 0.305734 0.208318 0.40315 8 h after light 0.10259650000000001 0.101135 0.104058 4 h after dark 0.2011915 0.200795 0.201588 8 h after dark 0.303732 0.201357 0.406107 12 h after dark 0.5059875 0.399453 0.612522