private void Question_13_Load(object sender, EventArgs e) { var dbConnection = DB.Instance(); dbConnection.DatabaseName = "respuestas"; if (!dbConnection.IsConnect()) { MessageBox.Show("Hay un error con la base de Datos", "Información"); } MySqlDataAdapter adapter = new MySqlDataAdapter("SELECT xiii.valor, COUNT( * ) as cantidad FROM respuestas INNER JOIN xiii ON respuestas.XIII = xiii.clave GROUP BY XIII", dbConnection.Connection); DataTable table = new DataTable(); adapter.Fill(dataSet1); table = dataSet1.Tables[0]; List <Questions> list = Convertions.ConvertoToList(table); chartControl1.Series[0].DataSource = list; chartControl1.Series[0].ArgumentDataMember = "valor"; chartControl1.Series[0].ValueDataMembers.AddRange(new string[] { "cantidad" }); chartControl1.Series[0].Label.TextPattern = "{V} ({VP:p0})"; chartControl1.Series[0].LegendTextPattern = "{A}"; }