condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.026612733333333333 0.0 0.0798382 9 h after light 0.0714397 0.0 0.152343 12 h after light 0.06293095 0.0 0.199829 3 h after dark 0.08096233333333333 0.0 0.242887 6 h after dark 0.06412966666666667 0.0 0.192389 9 h after dark 0.273541 0.0 0.820623 12 h after dark 0.224144 0.127479 0.320809