private void ExtractExpectedVisitors(List <Festival_Unformatted> festivalsWithSameTitle, Festival festival)
        {
            var expectedVisitorsString = festivalsWithSameTitle.FirstOrDefault(f => f.TableColOne == "Besucher")
                                         ?.TableColTwo;

            if (!string.IsNullOrWhiteSpace(expectedVisitorsString))
            {
                festival.AverageExpectedVisitors = RemoveCharacters.RemoveAllExceptNumeric <int>(expectedVisitorsString);
            }
        }