Can't remember if this has already been posted, retailer blog first day sellthrough:
http://www.neogaf.com/forum/showpost.php?p=71561066&postcount=1259
[3DS] Mario & Luigi RPG 4 <20%
[3DS] Little Battlers eXperience W <20%
[PS3] Final Fantasy XIII-2 - 30-40%
[WIU] Sniper Elite V2 - the expected
Apparently the Mario & Luigi shipment was big and they're expecting better sales over the weekend or somesuch.