Sounds like you have had a good outcome with your surgery. I chose proton therapy - that was almost 6 yr ago and I too have been very pleased with my outcome. I have had no side effects and try to promote proton where ever I go.
Diagnosed Feb 2001 (Age 65) Currently 71
Gleason 3 + 3 = 6
Completed Proton therapy @ Loma Linda - Aug 2001
5yr PSA 0.17
Have had no side effects.