But more importantly , Perkins is nine years younger than Jennings , who turns 32 next month .
Perkins averaged 4.35 yards per carry during that stretch compared to 3.91 for Jennings .
More importantly , Perkins is nine years younger than Jennings , who turns 32 next month .
Perkins averaged 4.35 yards per carry during that stretch compared to 3.91 for Jennings .