Hardware - This Week | Last Week | 2007 Sales | Lifetime Sales

1.) Nintendo DS - 139,286 | 157,480 | 4,110,804 | 18,116,483
2.) Wii - 75,279 | 73,919 | 2,030,131 | 2,949,774
3.) PlayStation Portable - 32,946 | 38,305 | 1,116,093 | 5,648,222
4.) PlayStation 2 - 14,120 | 16,316 | 434,493 | 20,589,352
5.) PlayStation 3 - 12,691 | 11,914 | 505,622 | 963,180
6.) Xbox 360 - 2,370 | 3,154 | 120,953 | 385,655
7.) Game Boy Advance - 601 | 572 | 41,405 | 15,339,484
8.) GameCube - 174 | 111 | 8,593 | 4,178,061

Over 18 Million DS sold in Japan!! Wow! Very nice!!

Link