How many records has ICP sold?

ICP has released a ton of albums and the most popular is the Joker Card Era which consist of 7 albums.

The second and thrid Joker Cards (The Ringmaster and The Riddle Box) has went Gold,That means they sold more then 500,000 copies.The fourth and fifth Joker Cards (The Great Milenko and The Amazing Jeckel Brothers) has went Platinum,That means they sold more then 1,000,000 copies.