Outside, it has felt like summer training camp for most of the week, but on the calendar, today was just the second practice of the spring season for the Notre Dame football team. The Fighting Irish will be back on the field tomorrow, four weeks away from the Blue-Gold game (April 21).

With the start of spring ball comes a few updates to the roster, and with that, a nice opportunity to take a by-the-numbers look at the Irish. Here are some interesting tidbits from the 2012 Notre Dame Spring Football Prospectus:

By Class

Graduates (7): C Braxston Cave, C/G Mike Golic Jr., WR John Goodman, DE Kapron Lewis-Moore, OT Dennis Mahoney, S Dan McCarthy, S Jamoris Slaughter

Seniors (20): S Blake Breslau, ILB Carlo Calabrese, LS Jordan Cowart, TE Tyler Eifert, WR Nick Fitzpatrick, OLB Dan Fox, TE Jake Golic, OT Zack Martin, S Zeke Motta, RB Theo Riddick, S Chris Salvi, CB Will Salvi, NG Tyler Stockton, OL Matt Tansey, K Nick Tausch, ILB Manti Te'o, WR Robby Toma, P Ben Turk, OG Chris Watt, RB Cierre Wood

Juniors (23): S Austin Collinsworth, C Bruce Heggie, QB Andrew Hendrix, CB Bennett Jackson, WR TJ Jones, WR Ryan Liebscher, G/T Christian Lombard, TE Arturo Martinez, WR Luke Massa, ILB Kendall Moore, OT Tate Nichols, NG Louis Nix III, RB Tyler Plantz, QB Tommy Rees, RB Cameron Roberson, CB Joe Romano, DE Kona Schwenke, OLB Prince Shembo, WR Daniel Smith, OLB Danny Spond, ILB Justin Utupo, TE Alex Welch, CB Lo Wood

Sophomores (29): RB George Atkinson III, CB Josh Atkinson, K/P Kyle Brindza, CB Jalen Brown, RB Amir Carlisle, S Connor Cavalaris, OG Brad Carrico, OLB Ben Councell, WR DaVaris Daniels, S Matthias Farley, QB Everett Golson, ILB Jarrett Grace, C/G Conor Hanratty, S Eilar Hardy, C Matt Hegarty, DE Chase Hounshell, TE Ben Koyack, WR Eric Lee, OLB Connor Little, DE Aaron Lynch, G/T Nick Martin, RB Cam McDaniel, TE Troy Niklas, OT Jordan Prestwood, ILB Anthony Rabasa, ILB Joe Schmidt, NG Tony Springmann, DE Stephon Tuitt, OLB Ishaq Williams

Freshmen (2): DE Sheldon Day, QB Gunner Kiel

By State

• California (9): Atkinson III, Atkinson, Breslau, Carlisle, Niklas, Roberson, Schmidt, Utupo, C. Wood
• Colorado (2): Liebscher, Spond
• Connecticut (3): Golic, Golic Jr., Hanratty
• Florida (10): Cowart, Heggie, Lynch, Martinez, Motta, Nix III, Prestwood, Rabasa, Turk, L. Wood
• Georgia (3): Jones, Slaugther, Tuitt
• Hawaii (3): Schwenke, Te'o, Toma
• Illinois (9): Cavalaris, Daniels, Lombard, Plantz, Rees, Romano, C. Salvi, W. Salvi, Watt
• Indiana (10): Cave, Day, Eifert, Fitzpatrick, Goodman, Kiel, N. Martin, Z. Martin, Smith, Springmann
• Iowa (1): Lee
• Kentucky (2): Collinsworth, Nichols
• Michigan (1): Brindza
• Minnesota (1): Little
• New Jersey (5): Calabrese, Jackson, Riddick, Stockton, Tansey
• New Mexico (1): Hegarty
• New York (1): Williams
• North Carolina (4): Councell, Farley, Moore, Shembo
• Ohio (9): Carrico, Fox, Grace, Hardy, Hendrix, Hounshell, Massa, McCarthy, Welch
• Pennsylvania (1): Koyack
• South Carolina (1): Golson
• Texas (4): Brown, Lewis-Moore, McDaniel, Tausch

Returning in 2012

Offensive Lettermen (18): Atkinson III, Cave, Eifert, Golic Jr., Goodman, Hendrix, Jones, Koyack, Lombard, Mahoney, Z. Martin, Niklas (lettered at OLB), Rees, Riddick, Smith, Toma, Watt, C. Wood

Defensive Lettermen (20): Calabrese, Collinsworth, Fox, Hounshell, Jackson, Lewis-Moore, Lynch, McCarthy, Moore, Motta, Nix III, C. Salvi, Schwenke, Shembo, Slaughter, Spond, Te'o, Tuitt, Williams, L. Wood

Special Teams Lettermen (4): Brindza, Cowart, Tausch, Turk

Remember to visit UND.com often for video updates on the Irish throughout the spring.