By Steve Sailer
11/10/2012
| Justice | D/R | Age | Age + 4 |
|---|---|---|---|
| Ruth Bader Ginsburg | D | 79.7 | 83.7 |
| Antonin Scalia | R | 76.7 | 80.7 |
| Anthony Kennedy | R | 76.3 | 80.3 |
| Stephen Breyer | D | 74.2 | 78.2 |
| Clarence Thomas | R | 64.4 | 68.4 |
| Samuel A. Alito, Jr. | R | 62.6 | 66.6 |
| Sonia Sotomayor | D | 58.4 | 62.4 |
| John G. Roberts | R | 57.8 | 61.8 |
| Elena Kagan | D | 52.5 | 56.5 |