private async Task LoadGeneralStatistics()
        {
            StatisticsIsLoading = true;

            var statistics = await _driversRepository.GetStatisticsAsync(Driver.DriverId);

            var vehicleData = MapStatisticsToVehicleData(statistics);

            GeneralStatistics = new ReadOnlyCollection <VehicleSummaryData>(vehicleData);

            StatisticsIsLoading = false;
        }