gridView Satırlarda dönme

for (int i = 0; i < gridView1.RowCount; i++)
{                Fiyat = Convert.ToDecimal(gridView1.GetRowCellValue(i, "FIYAT"));
                Miktar = Convert.ToDecimal(gridView1.GetRowCellValue(i, "MIKTAR"));
                KdvOrani = Convert.ToDecimal(gridView1.GetRowCellValue(i, "KDV"));

            }