title: Transpose multiple columns to rows in SAS
body: <p>I am new to SAS and I want to transpose the following table in SAS</p>
  
  <p>From</p>
  
  <pre><code>ID  Var1    Var2    Jul-09  Aug-09  Sep-09      
  1   10        15       200     300     
  2    5        17      -150     200
  </code></pre>
  
  <p>to</p>
  
  <pre><code>ID  Var1    Var2    Date    Transpose  
  1   10        15    Jul-09        200  
  1   10        15    Aug-09        300  
  2    5        17    Aug-09       -150  
  2    5        17    Sep-09        200  
  </code></pre>
  
  <p>Can anyone help please?</p>