protected void Page_Load(object sender, EventArgs e) { ReporterBusinessLogic reporterBusinessLogic = new ReporterBusinessLogic(); double hours = 0; IList <Worker> list = reporterBusinessLogic.GetByMajorWorkedHours(out hours); spanLabel.InnerText = "Colaboradores com mais esforço em horas de trabalho : " + hours.ToString("N2"); GridView1.DataSource = list; GridView1.DataBind(); }