title: How select unique years from table
body: <p>I have rows in a table in SQL Server 2008</p>
  
  <p><img src="https://i.stack.imgur.com/LCM1S.png" alt="rows"></p>
  
  <p>Tell me please how select only unique years from table?</p>
  
  <p>P.S.: in this table unique year is 2013</p>