Here's a list of rock stars releases last gen
2006: Rockstar presents table tennis
2007: manhunt 2 (this is a cross gen title that released on ps2 and Wii at the same time.
2008: GTA 4
2008: Midnight club: LA
2009: GTA: Chinatown wars
2010: red dead redemption
2011: LA noire
2012: Max Payne 3
2013: GTA V
Then moving onto the current gen
2018: red dead redemption 2
They have gone from making 10 games in one generation to just making 1. I understand that developing games is getting more expensive at takes longer, but going from 10 to 1 is just ridiculous. They also made more single player DLC in the last gen.