| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1996 | SC | D | State Senate | District 040 | Special | 1 | 6,440 | 55.4% | |
| 1996 | SC | D | State Senate | District 040 | Primary | 1 | 7,318 | 64.5% | |
| 1996 | SC | D | State Senate | District 040 | General | 1 | 17,256 | 59.9% | |
| 2000 | SC | D | State Senate | District 040 | General | 1 | 24,602 | 90.9% | |
| 2004 | SC | D | State Senate | District 040 | General | 1 | 23,459 | 71.4% | |
| 2008 | SC | D | State Senate | District 040 | General | 1 | 26,124 | 72.6% | |
| 2012 | SC | D | State Senate | District 040 | General | 1 | 35,803 | 99.2% | |
| 2014 | SC | D | U.S. Senate Class 2 | Primary | 1 | 87,552 | 76.6% | ||
| 2014 | SC | D | U.S. Senate Class 2 | General | 2 | 480,933 | 38.8% | ||
| 2016 | SC | D | State Senate | District 040 | General | 1 | 34,069 | 99.0% | |
| 2020 | SC | D | State Senate | District 040 | Primary | 1 | 10,756 | 71.0% | |
| 2020 | SC | D | State Senate | District 040 | General | 1 | 28,958 | 100.0% | |
| 2024 | SC | D | State Senate | District 040 | Primary | 1 | 5,153 | 71.5% | |
| 2024 | SC | D | State Senate | District 040 | General | 1 | 24,667 | 52.5% | |
|
Age: Age as of July 1 of the year pertaining to this election. |