condition mean min max 2 h after light 0.137986 0.0 0.413958 6 h after light 0.196245 0.0 0.588735 10 h after light 0.0 0.0 0.0 2 h after dark 0.35638 0.0 1.06914 6 h after dark 0.0 0.0 0.0 10 h after dark 0.7249906666666667 0.500864 0.880112