Makeover Monday: How much do unions benefit America's workers?

The Makeover Monday for 2019 week 49 is about How much do unions benefit America's workers?

Original Visualization:

What works well?

• Using a linechart to shows changes over time.

• Labeling the lines to identify what is each category.
  

What could be improved?

• The title of the chart can be more call to action or write it in a form of a question.
• Changing the backgroup to white.
• Using lines instead of arms