I highlighted the players in red that either didn't play (but were previously on the 2-deep) or got hurt in the last game.

Player that are bolded are on two-deep and players in italics are starters.

Senior (16 in two-deep roster)

2007** (D. Mahina)

2008 RS and RM senior (M. Alisa, S. Kafu, B. Stringham, M. Yeck)

2009 non-RS RM senior (C. Bills)

2010 RS non-RM senior (R. Apo, A. Fua, J. Johnson, Z. Stout)

2011 non-RS non-RM senior (none)

JC transfers, other transfers or walk-ons (S. Arellano, J. Carter, R. Daniel, E. Fusi, H. Jackson, M. Johnson, P. Lasike, Q. Lawlor, J. Leslie, K. Nelson, K. O'Mary, S. PoVey, T. Samson, C. Stewart, D. Wesley)

Junior (15 in two-deep roster)

2009 RS and RM junior (T. Alletto, A. Hine, M. Mathews, R. Peck)

2010 non-RS RM junior (B. Kaufusi, T. Kautai, G. Rowley)

2011 RS non-RM junior (R. Mathews, M. Pikula)

2012 non-RS non-RM junior (T. Hill*, JLD, J. Williams)

JC transfers, other transfers or walk-ons (D. Blackmon, N. Carter, C. Frei, K. Henderson, T. Houk, N. Kurtz, C. Larson, S. Lee, J. Miller, L. Taele, T. Trammell, M. Wadsworth)

Sophomore (12 in two-deep roster)

2009** (B. Wilcox)

2010 RS and RM sophomore (A. Brown, AJ Moore, M. Mulitalo, B. Sampson, S. Tautu, T. Tuiloma)

2011 non-RS RM sophomore (A. Heder)

2012 RS non-RM sophomore (T. King)

2013 non-RS non-RM sophomore (M. Davis, B. Kearsley, T. Laulile, D. Leavitt, K. Nacua)

JC transfers, other transfers or walk-ons (C. Badger, M. Bingham, P. Dawe, DJ Doman, J. Egbert, T. Frey, A. Ingersoll, K. Johnson, G. Juergens, M. Juergens, D. Kessler, H. Langi, C. Pearson, J. Whippy, J. Ziolkowski)

Freshman (7 in two-deep roster)

2010** (T. Ho Ching, T. Kanuch)

2011 RS and RM freshman (C. Jorgensen, U. Lapuaho, A. Pulsipher, B. Rawlinson, M. Sumison, K. Tausinga)

2012 non-RS RM freshman (P. Amone, T. Hinds, S. Richards)

2013 RS non-RM freshman (J. Preator)

2014 non-RS non-RM freshman (T. Cook, T. Dye, K. Fonua, J. Gulley, T. Koroma, M. Shelton, S. Takitaki, F. Warner)

JC transfers, other transfers or walk-ons (11 players, including M. Hill)

** These players have a extra year thrown in for medical redshirts or greyshirts. Also, Taysom Hill is obviously an RM but will be one of those rare players that play four consecutive years here.

Players signed out of high school, listed by year:

2007: 1 player left (1 on two-deep - 1 starter) - covers only 1 class (SR)
2008: 4 players (3 on two-deep - 0 starters) - covers only 1 class (SR)
2009: 6 players (5 on two-deep - 3 starters) - covers 3 classes (SR, JR and SO)
2010: 15 players (10 on two-deep - 5 starters) - covers 4 classes (SR, JR, SO and FR)
2011: 9 players (3 on two-deep - 2 starters) - could cover all 4 classes but there were no 4-year players that stayed from that class
2012: 7 players (2 on two-deep - 1 starter) - covers 3 classes (JR, SO and FR)
2013: 6 players (5 on two-deep - 2 starters) - covers 2 classes (SO and FR)
2014: 8 players (3 on two-deep - 2 starters) - covers only 1 class (FR)

Total: 56 players (32 on two-deep - 16 starters)

Transfers/Walk-ons: 53 players (18 on two-deep - 9 starters) 

Seniors: 16 on two-deep and 8 starters - 5 on offense, 3 on defense
Juniors: 15 on two-deep and 7 starters - 3 on offense, 4 on defense
Sophomores: 12 on two-deep and 6 starters - 2 on offense, 4 on defense
Freshman: 7 on two-deep and 4 starters - 3 on offense, 1 on defense