condition mean min max 0 h after light 0.374291 0.249231 0.499351 4 h after light 0.334487 0.245728 0.423246 8 h after light 0.4990895 0.422836 0.575343 4 h after dark 0.7772215 0.489553 1.06489 8 h after dark 0.575501 0.490922 0.66008 12 h after dark 0.0820617 0.0811581 0.0829653