title: Plotting a trend graph in Python
body: <p>I have the following data in a DataFrame: </p>
  
  <pre><code>+----------------------+--------------+-------------------+
  | Physician Profile Id | Program Year | Value Of Interest |
  +----------------------+--------------+-------------------+
  | 1004777              |     2013     |    83434288.00    |
  | 1004777              |     2014     |    89237990.00    |
  | 1004777              |     2015     |    96321258.00    |
  | 1004777              |     2016     |    186993309.00   |
  | 1004777              |     2017     |    205274459.00   |
  | 1315076              |     2013     |    127454475.84   |
  | 1315076              |     2014     |    156388338.20   |
  | 1315076              |     2015     |    199733425.11   |
  | 1315076              |     2016     |    242766959.37   |
  +----------------------+--------------+-------------------+
  </code></pre>
  
  <p>I want to plot a trend graph with the Program year on the x-axis and Value of Interest on the y-axis and different lines for each Physician Profile ID. What is the best way to get this done?</p>