condition mean min max 4 h after light 10.0829245 10.059788 10.106061 8 h after light 11.6045625 11.52217 11.686955 12 h after light 10.872755000000002 10.851919 10.893591 4 h after dark 10.815862 10.738133 10.893591 8 h after dark 11.464891000000001 10.893591 12.036191 12 h after dark 12.545557 12.545557 12.545557