Based on the data provided, we can see that the coin in question has had an average starting price of 47.07 euros in previous auctions, with an average closing price of 38.08 euros. The condition of this coin has been classified as 80 (MBC+).

Additionally, a total of 20 auctions have been held in the past, with the coin being sold in 13 instances and not sold in 7 instances. Regarding the previous prices of the coin, we can observe a variation in starting and closing prices over the years, ranging from 15 euros to 216.99 euros.

Given that the condition of the coin has been classified as 80 (MBC+), and considering the historical prices from previous auctions, as well as the fact that it has sold in the majority of past auctions, we could estimate a maximum purchase price of around 50-60 euros for this coin in the next auction. It is important to note that the final price may vary depending on the demand at the time of the auction.