| New York Life Protection Index Analysis |
| Detroit Lions |
| Season | Rank | Protection Index | Previous Protection Index | Change | Offensive Linemen Drafted |
| 2010 | 8 | 70.3 | 54.3 | 16.0 | Jason Fox (T) - Miami (FL) |
| 2009 | 21 | 54.3 | 45.9 | 8.4 | |
| 2008 | 28 | 45.9 | 57.5 | -11.6 | Gosder Cherilus (T) - Boston College |
| 2007 | 22 | 57.5 | 47.0 | 10.5 | Manny Ramirez (G) - Texas Tech |
| 2006 | 25 | 47.0 | 52.8 | -5.8 | Jonathan Scott (T) - Texas |
| 2005 | 18 | 52.8 | 45.6 | 7.2 | |
| 2004 | 22 | 45.6 | 65.9 | -20.3 | |
| 2003 | 5 | 65.9 | 63.3 | 2.6 | |
| 2002 | 9 | 63.3 | 35.9 | 27.4 | Matt Murphy (T) - Maryland |
| 2001 | 30 | 35.9 | 33.7 | 2.2 | Jeff Backus (T) - Michigan, Dominic Raiola (C) - Nebraska |
| 2000 | 29 | 33.7 | 38.4 | -4.7 | Stockar McDougle (T) - Oklahoma |
| 1999 | 28 | 38.4 | 41.3 | -2.9 | |
| 1998 | 24 | 41.3 | 55.2 | -13.9 | |
| 1997 | 11 | 55.2 | 54.8 | 0.4 | Juan Roque (T) - Arizona State, Tony Ramirez (T) - Northern Colorado |
| 1996 | 13 | 54.8 | 75.9 | -21.1 | Jeff Hartings (C) - Penn State |
| 1995 | 2 | 75.9 | 64.8 | 11.1 | Hessley Hempstead (G) - Kansas |
| 1994 | 11 | 64.8 | 44.3 | 20.5 | |
| 1993 | 24 | 44.3 | N/A | N/A | Mike Compton (G) - West Virginia |
