condition mean min max 3 h after light 0.031148666666666668 0.0 0.093446 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.17224707499999997 0.0 0.610489 3 h after dark 0.032074033333333335 0.0 0.0962221 6 h after dark 0.05542 0.0 0.16626 9 h after dark 0.1649136 0.0706898 0.248785 12 h after dark 0.0 0.0 0.0