The title sold just under three million copies overall – with 2.99 million in the US, and just 35,000 in the UK and 1,000 in Japan.
Wii Fit was the second biggest seller, with 2.09 million sales overall. It enjoyed a more even worldwide success, with 1.3 million in the US, 460,000 sales in the UK and 346,000 sales in Japan.
Star Wars: The Force Unleashed enjoyed 1.74 million sales overall, with 1.4 million in the US and 321,000 in the UK.
Pokemon Platinum – the fourth biggest seller – shifted 1.48 million: all in Japan.
Mario Kart Wii finished off the top five, with 1.46 million overall: 856,000 in the US, 394,000 in the UK and 218,000 in Japan.
The figures come from Top Global Markets: an integrated monthly report from leading providers of consumer and retail information in the games industry: The NPD Group, GfK Chart-Track Limited and Enterbrain, Inc..