Each store you added is priced seperately. This pricing depends on whether you are purchasing the package monthly or annually.
For monthly purchases:
First store you added to your package is 59.90 TL, other stores after this is 49.90 TL.
For annual purchases:
First store you added to your package is 49.90 TL, other stores after this is 39.90 TL. So there is a 10 TL discount for each month's payment. Also, you gain one month free usage extra to your 12-month package.