condition mean min max 0 h after light 0.159547 0.106238 0.212856 4 h after light 0.321243 0.20949 0.432996 8 h after light 0.1606975 0.105107 0.216288 4 h after dark 0.470353 0.419008 0.521698 8 h after dark 0.210145 0.209263 0.211027 12 h after dark 0.264084 0.103785 0.424383