condition mean min max 0 h after light 0.02832435 0.0 0.0566487 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0300335 0.0 0.060067 2 h after dark 0.02945055 0.0 0.0589011 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0