title: count cell with color
body: <p>I want to count number of cell filled with specific color.</p>
  
  <p>For ex. Few cell are red, few are green few are yellow.</p>
  
  <p>Now I want to count total red/green/yellow.</p>
  
  <p>Is there any idea how could I apply it over merged cell also.</p>
  
  <p>A prompt response will be appreciated.</p>
  
  <p>Regards.</p>
  
  <p><a href="https://i.stack.imgur.com/5qWLD.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/5qWLD.jpg" alt="enter image description here"></a></p>