In addition to what was posted above, there’s a lot of good info when you go digging around. Unfortunately we don’t have a definite number of the print size of each print run if you were trying to figure that out. 1st Ed Base appears to be the more scarce overall, both in terms of opened and unopened product. I’ve read a rumor once that there could be as few as 10,000 of each 1st Ed Base holo card. I feel it could be higher than this, but we can only speculate for now.
There’s a lot of good info in these threads that touches on many parts of your questions: