/// <summary>
 /// Writes the value of <paramref name="likert"/> to the <paramref name="table"/>.
 /// </summary>
 /// <param name="table">The <see cref="MigraDoc.DocumentObjectModel.Tables.Table"/> to write to.</param>
 /// <param name="likert">The control.</param>
 /// <param name="container">The application data container.</param>
 /// <param name="level">The depth down the control tree being rendered (affects indenting).</param>
 private void WriteValueLikert(Table table, LikertControl likert, Dictionary<string, object> container, int level)
 {
     Dictionary<string, object> children = (Dictionary<string, object>)container[likert.Name];
     ControlList proxyControlList = likert.ToProxyControlList();
     this.WriteValue(table, proxyControlList, children, level);
 }