Detroit Tigers preliminary grade distribution breakdown

Here's the preliminary grade distribution for Detroit Tigers prospects, the names listed below. This is obviously a very thin system in terms of potential star/impact talent, but there is quite a bit of Grade C+ here, some of them with a chance to improve beyond that.

Grade A: Zero
Grade A-: Zero
Grade B+: Zero
Grade B: Zero
Grade B-: Five
Grade C+: 19
Grade C:   14

Wynton Bernard OF
Javier Betancourt SS
Endrys Briceno RHP
Tyler Collins OF
Edgar De La Rosa RHP
Calvin Drummond RHP
Buck Farmer RHP
Daniel Fields OF
Steven Fuentes 3B
Mike Gerber OF
Austin Green C
Chad Green RHP
Grayson Greiner C
Connor Harrell OF
Derek Hill OF
Joe Jimenez RHP
Austin Kubitza RHP
Josh Laxer RHP
Artie Lewicki RHP
Kyle Lobstein LHP
Dixon Machado SS
James McCann C
Melvin Mercedes RHP
Steven Moya OF
Angel Nesbitt RHP
Joey Pankake 3B
Hernan Perez INF
Adam Ravenelle RHP
Zac Reinginer RHP
Kyle Ryan LHP
Gabe Speier LHP
Josh Turley LHP
Spencer Turnbull RHP
Jose Valdez RHP
Drew VerHagen RHP
Paul Voelker RHP
Shane Zeile C
Kevin Ziomek LHP