condition mean min max 3 h after light 0.877732 0.0 2.29615 7 h after light 0.7489885833333333 0.0 2.58049 11 h after light 0.7040436666666666 0.0 1.61044 2 h after dark 0.5044914166666666 0.0 1.23702 6 h after dark 0.629211 0.0 1.29729 10 h after dark 0.8176714166666667 0.0 2.67334