Between 2005 and 2012, Rex Ryan's defenses never ranked lower than 6th overall. Eight straight years, 6th or better.
In 10 seasons, Rex's defenses have never ranked worse than 11th in total yards allowed.
In 6 out of 10 seasons, Rex's defenses have been 5th or better in yards allowed, including two 1st place finishes.
In 5 out of 10 seasons, Rex's defenses have been 10th or better in total points allowed. They were 1st twice and 3rd once.
In 8 out of 10 seasons, Rex's defenses were ranked 9th or better in rushing yards allowed. They were 3rd or better 5 times.
In 9 out of 10 seasons, Rex's defenses were ranked 8th or better in average yards per rush allowed. They were 1st twice.
In 8 out of 10 seasons, Rex's defenses were ranked 11th or better in rushing TDs allowed They were 1st twice and 3rd once.
All of that seems pretty impressive, but "What about pass defense?", you say.
In 7 out of 10 seasons, Rex's defenses were ranked 8th or better in passing yards allowed. They were 1st once and 2nd twice.
In 7 out of 10 seasons, Rex's defenses were ranked 9th or better in avg yards/pass allowed. They ranked 1st and 2nd once each.
In 6 out of 10 seasons, Rex's defenses were ranked 10th or better in passing TDs allowed. They were 1st and 2nd once each.