title: Select all records of a datatable with duplicate values
body: <p>How do we select all the record of particular year (e.g. 2014) from a datatable where one of the column value(here 2014) is repeated on multiple rows of 
  table using linq or any other method in C#.</p>
  
  <p>This is the datatable:</p>
  
  <p><img src="https://i.stack.imgur.com/SbeOg.png" alt="datatable"></p>