Yes, quarterly settlements are possible. The prices vary as follows:
300 products: 22 € net 3 000 products: 66 € net 6 000 products: 79 € net 10 000 products: 165 € net 20 000 products: 211 € net 30 000 products: 331 € net 60 000 products: 437 € net 60 000+ products: individual (ask for price)