private static List <Competition> Simulate(ICompetitionService competitionService)
        {
            var  rankingHistory = new List <Competition>();
            bool runAgain;
            var  stopwatch = new Stopwatch();

            do
            {
                var numberOfSimulations = GetNumberOfSimulations();

                stopwatch.Start();
                for (var i = 0; i < numberOfSimulations; i++)
                {
                    _logger.LogInformation(new string('-', 80));
                    var competition = competitionService.CreateCompetition($"Eredivisie {DateTime.Now}");
                    competitionService.SimulateMatches(competition);
                    competitionService.LogStats(competition);
                    rankingHistory.Add(competition);
                }
                stopwatch.Stop();

                _logger.LogInformation($"It took me {stopwatch.ElapsedMilliseconds} ms. to simulate.");
                Console.Write("Again? [y] [n] ");
                runAgain = Console.ReadKey().KeyChar == 'y';
                Console.WriteLine();
            } while (runAgain);

            Console.WriteLine($"{rankingHistory.Count} took me {stopwatch.ElapsedMilliseconds} ms.");
            return(rankingHistory);
        }