condition mean min max 0 h after light 0.6239265 0.361471 0.886382 4 h after light 0.723854 0.172468 1.27524 8 h after light 0.728102 0.712404 0.7438 4 h after dark 0.9722044999999999 0.888019 1.05639 8 h after dark 0.878841 0.871491 0.886191 12 h after dark 0.622031 0.524954 0.719108