His mins severely decreased. Nique is the only one who still was putting up similar numbers before and after but even then, it was for a short period of time.
His minutes did not severely decreased.
His minutes actually increased from last year and he from being a bench player to starting.
The last year before his injury he was playing 34 mins. The year he came back he played 22. This year he played 27.
Rudy Gay is playing the same way he played before he got injured. His minutes be trending down his entire career because players in general don't play that many minutes anymore.
He plays the same amount of minutes as most starters/bench players in the NBA