private void FrmMarkalar_Load(object sender, EventArgs e)
        {
            labelControl2.Text = db.TblUrun.Count().ToString();
            labelControl3.Text = db.marksurunmarka().FirstOrDefault();
            labelControl3.Text = (from x in db.TblUrun select x.MARKA).Distinct().Count().ToString();
            labelControl7.Text = (from x in db.TblUrun orderby x.SATIŞFİYAT descending select x.MARKA).FirstOrDefault();

            //1.CHART
            SqlConnection baglanti = new SqlConnection(@"Data Source=DESKTOP-VREQ9PN\SQLEXPRESS;Initial Catalog=DbTeknikServis;Integrated Security=True");

            baglanti.Open();
            SqlCommand    komut = new SqlCommand("SELECT MARKA,COUNT(*) FROM TblUrun GROUP BY MARKA", baglanti);
            SqlDataReader dr    = komut.ExecuteReader();

            while (dr.Read())
            {
                chartControl1.Series["Series 1"].Points.AddPoint(Convert.ToString(dr[0]), int.Parse(dr[1].ToString()));
            }
            baglanti.Close();

            // 2.CHART
            baglanti.Open();
            SqlCommand komut2 = new SqlCommand("SELECT TblKategori.AD,COUNT(*) FROM TblUrun " +
                                               "INNER JOIN TblKategori ON TblKategori.ID=TblUrun.KATEGORİ GROUP BY TblKategori.AD", baglanti);
            SqlDataReader dr2 = komut2.ExecuteReader();

            while (dr2.Read())
            {
                chartControl2.Series["Series 1"].Points.AddPoint(Convert.ToString(dr2[0]), int.Parse(dr2[1].ToString()));
            }
            baglanti.Close();
        }