Wii Sports has sold over 50 million units worldwide and New Super Mario Bros. for Nintendo DS is approaching 20 million -- 19.94 million, to be exact -- according to new software sales data released by the publisher.
Other Wii and DS titles that have sold in excess of ten million are Wii Play (24.43 million), Wii Fit (22.5 million), Mario Kart Wii (18.36 million), and Mario Kart DS (18.09 million). The figures include bundles and system pack-ins.
