public async Task RefreshData()
        {
            this.IsRefreshing = true;

            await HtmlContent.GetData();

            HtmlContent.GetTotal();

            if (HtmlContent.Total.Count > 0)
            {
                LastUpdate = HtmlContent.LastUpdate;
                Cases      = HtmlContent.Total[0];
                Deaths     = HtmlContent.Total[1];
                Recovered  = HtmlContent.Total[2];
                GenerateChart();
            }


            this.IsRefreshing = false;
        }