This figures are only up-to-date until March of this year. This means these numbers are a lot higher, especially Pokemon Black/White.

Pokémon Diamond/Pearl 2007 17.57 million
Pokémon Platinum 2009 7.43 million
Pokémon HeartGold/SoulSilver 2010 11.90 million
Pokémon Black/White 2011 11.51 million

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