David Vitter
Party: Republican
Chamber: Senate
State: Louisiana
| Year | Grade | Score | Rank |
|---|---|---|---|
| 2016 | C | 57% | 40 |
| 2015 | A | 85% | 9 |
| 2014 | C | 50% | 37 |
| 2013 | B+ | 85% | 21 |
| 2012 | B | 77% | 22 |
| 2011 | A | 90% | 16 |
| 2010 | A | 95% | 26 |
| 2009 | B+ | 88% | 17 |
| 2008 | A | 77% | 9 |
| 2007 | B+ | 76% | 15 |
| 2006 | B+ | 77% | 31 |
| 2005 | B+ | 70% | 29 |