title: Sum of Percentage exceeds 100% in winforms pie chart
body: <p>The Sum of Percentage exceeds 100% in Winforms Pie chart with the following datapoints.</p>
  
  <pre><code>series.Label = "#PERCENT{P0}"
  
    series.Points.AddXY("", 3);    // X=0 ,Y =3
  
    series.Points.AddXY("", 21);   // X=0 ,Y =21
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/hPs7g.png" alt="enter image description here"></p>
  
  <p>I guess, it could be a rounding issue, Is there any solution? Thanks in advance.</p>