title: Update records in ms access table
body: <p>My current table looks as follows; </p>
  
  <p><img src="https://i.stack.imgur.com/M0B9X.png" alt="Before Update">.                              </p>
  
  <p>I would want to be able to update this table so that it looks like this table; </p>
  
  <p><img src="https://i.stack.imgur.com/TNAA5.png" alt="After Update">.                                                                         </p>
  
  <p>My Goal is to update the 0 values of the PL YTD records with incremented values from PLMonthly records as shown in the 2nd screenshot.
  Thanks for your advice!</p>