Fulton Books Publishing review: Question of book sales, royalties

My book was published by Fulton books and came out at the beginning of 2022. According to my contract, I would get a sales report and royalties every quarter, as long as the royalty check was over $100.. I did receive a check for the first three quarters, however, they haven't sent one since and have down played the sales. According to them, i have had months with no sales. I have been doing alot of book clubs where the members each have purchased books. I've had people purchase books for gifts. The bottom line is that this does not line up with what Fulton is telling me. When I mentioned that Amazon gives me a weekly report of their sales, which should be coming from the same distributor, they tell me that has nothing to do with their sales. I know this is not true. I just want some honest accounting of what has gone on with my book. The Story Of...by Shirley B Novack