The Witcher 3/ CD Projekt Red: 1500 people in total globally with 240 inhouse devs, 3.5 years http://www.gamespot.com/articles/this-is-how-much-the-witcher-3-cost-to-make/1100-6430409/
Fallout 4/ Bethesda Studios: 100 devs, 6 years http://www.techinsider.io/inside-the-fallout-4-development-team-2015-12
И официальная инфа по Андромеде: "In total, the game required a team of over 200 developers and utilized all three of BioWare's studios: Austin, Edmonton, and Montreal."
http://www.gamespot.com/articles/this-is-how-much-the-witcher-3-cost-to-make/1100-6430409/
Fallout 4/ Bethesda Studios: 100 devs, 6 years
http://www.techinsider.io/inside-the-fallout-4-development-team-2015-12
GTA V/ Rockstar Games: over 1000 devs, 5 years
https://en.wikipedia.org/wiki/Development_of_Grand_Theft_Auto_V
И официальная инфа по Андромеде: "In total, the game required a team of over 200 developers and utilized all three of BioWare's studios: Austin, Edmonton, and Montreal."