condition mean min max 4 h after light 12.426433 12.426433 12.426433 8 h after light 12.928694499999999 11.758866 14.098523 12 h after light 11.664548 11.201731 12.127365 4 h after dark 11.7573005 11.088168 12.426433 8 h after dark 13.7280825 12.086719 15.369446 12 h after dark 14.634923 14.634923 14.634923