The most rare Skipper? How many Skipper we know in total?

Always asked: how many Skipper are out there? Nobody knows exactly, but here are how many from every execution are known or seen till today since the last 15 years. Please - I am not 100% sure about the real numbers, I put all in I have ever seen - without knowing the way of ALL where they going through a sale or trade etc - but I try! So the real number might be slight different and smaller then displayed here. But to have a feeling, it is worth to show you. Would love to be more exact, so [...]