How to bind Enum to dropdown whos having spaces

public enum CompetencyLevels
      {
          [EnumMember(Value = "Below my grade")]
          Belowmygrade = 1,

          [EnumMember(Value = "At my grade")]
          Atmygrade = 2,

          [EnumMember(Value = "Above my grade")]
          Abovemygrade = 3
      }

public static void BindCompetencyLevelToDropDown(ref DropDownList dropDownList)
    {
        dropDownList.DataSource = Enum.GetNames(typeof(CompetencyLevels)).
        Select(o => new { Text = o, Value = (int)(Enum.Parse(typeof(CompetencyLevels), o)) });
        dropDownList.DataTextField = "Text";
        dropDownList.DataValueField = "Value";
        dropDownList.DataBind();
    }