Aldrois Chapman, Meet Dusty Baker

Dusty Baker, Reds pitchers and total/average Pitcher Abuse Points (PAP) by season:

2009:
Aaron Harang (162.1 IP, 15th in total PAP, 16th in Avg. PAP)
Bronson Arroyo (220.1 IP, 18th in total PAP, 22nd in Avg. PAP)
Homer Bailey (113.1 IP, 40th in total PAP, 23rd in Avg. PAP)
Johnny Cueto (171.1 IP, 83rd in total PAP, 96th in Avg. PAP)
Micah Owings (119.2 IP, 167th in total PAP, 184th in Avg. PAP)
(out of a total 664 pitchers)
-Point of interest: The second most abused pitcher by game in baseball was Pedro Martinez (~3762 Avg. PAP). The most abused pitcher by game in baseball was Justin Verlander (~6283 Avg. PAP).

2008
Aaron Harang (184.1 IP, 19th in total PAP, 18th in Avg. PAP)
Bronson Arroyo (200 IP, 15th in total PAP, 19th in Avg. PAP)
Edinson Volquez (196 IP, 17th in total PAP, 18th in Avg. PAP, )
Johnny Cueto (174 IP, 27th in total PAP, 34th in Avg. PAP)
Josh Fogg (78.1 IP for the Reds, 189th in total PAP, 196th in Avg. PAP)
(out of a total 651 pitchers)

2007
Aaron Harang (231.2 IP, 5th in total PAP, 5th in Avg. PAP)
Bronson Arroyo (210.2 IP, 6th in total PAP, 6th in Avg. PAP)
Kyle Lohse (131.2 IP, 54th in total PAP, 60th in Avg. PAP)
Matt Belisle (177.2 IP, 83rd in total PAP, 98th in Avg. PAP)
Bobby Livingston (56.1 IP, 153rd in total PAP, 149th in Avg. PAP)
(out of a total 666 pitchers)

Pitchers who required major arm surgery/surgeries while or shortly after Dusty Baker was their manager:

Edinson Volquez
Kerry Wood
Mark Prior
Matt Clement
Jason Schmidt
Angel Guzman
Rob Nenn
Aaron Harang*

*Harang didn't require major surgery, but Dusty Baker broke him on May 22, 2008.

That's eight pitchers in sixteen years of management. Welcome to the Reds, Aldrois Chapman.