condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.022928866666666665 0.0 0.189047 2 h after dark 0.011780833333333332 0.0 0.14137 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0