Net::Amazon::Validate::ItemSearch::us::MaximumPrice;
The default value is Books, unless mode is specified.
The list of available values are:
Apparel
Automotive
Baby
Beauty
Books
DigitalMusic
Electronics
GourmetFood
HealthPersonalCare
HomeGarden
Jewelry
Kitchen
Magazines
Miscellaneous
MusicTracks
MusicalInstruments
OfficeProducts
OutdoorLiving
PCHardware
PetSupplies
Photo
Software
SportingGoods
Tools
Toys
UnboxVideo
VideoGames
Wireless
WirelessAccessories