condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.015067166666666666 0.0 0.0452015 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.01714303333333333 0.0 0.0514291 6 h after dark 0.0 0.0 0.0 9 h after dark 0.056917833333333334 0.0 0.132971 12 h after dark 0.050932 0.0 0.101864