I'm just going to do 7.5 career bWAR cause individual seasons are too tough to look up. I'll choose 2000 to 2007 for this. Numbers are pretty low.
2000 34 drafted, 1 (Adam Wainwright)
2001 33 & 2 (Lowry and Haren)
2002 29 & 6 Kazmir, Hamels, Guthrie, Cain, Lester & Crain
2003 27 & 2 Baker, Billingsly
2004 32 & 4 Gonzalez, Street, Vargas, Gallardo
2005 37 & 2 Garza, Buchholz
2006 35 & 3 Kennedy, Cahill, Masterson
2007 34 & 1 Zimmerman
12 college, 9 HS (although the 9 high school include the most successful of the bunch (Hamels, Wainwright, Lester and Cain.