NPD 2007 sales figures, Video Game Sales Wiki
ChartSpot: November 2009 - GameSpot
Sept. US game sales nearly flat, PS3 beats Wii, 360 - NPD - GameSpot
September US game sales slide 8%, hardware down 19% - NPD - GameSpot
Best-Selling Games And Consoles Of September 2022 Revealed - GameSpot
NPD: Xbox One is the fastest-selling console in November and Call of Duty leads software - GameSpot
Switch Outsells PS5 And Xbox Series X In The US, Top 20 Best-Selling Games Revealed For August - GameSpot
NPD: August Video Games Sales Up 7%, Driven by 'Madden NFL 22' - Media Play News
Top Ten Best-Selling Games In the US for September 2015 - GameSpot
September 2022 NPD: Sports games top charts, hardware sales soar
NPD: NCAA Football 14 tops slumping July US sales - GameSpot
NPD: 3DS outsells Xbox 360, PS3 in August - GameSpot
10th Straight Month of Declines for U.S. Games Industry in August 2022 NPD Report Features Wins for Madden NFL & PlayStation 5 – Working Casual
10th Straight Month of Declines for U.S. Games Industry in August 2022 NPD Report Features Wins for Madden NFL & PlayStation 5 – Working Casual
NPD Group: PlayStation 5 is September 2022's Best-Selling Console Due to Improved Supply