How many Items sold to get level 6 Author

Hello
What level of sales do I need to get level 6 sales for Authors?

Author level not depends on count of Item sales, it depends on total sales amount in $ and it is $40000. so, when your total sales will reach $40000 then you will reach level 6.
https://forums.envato.com/badges/127/author-level-6

Thank you very much!