I'm still not quite sure how long it will be before the montages will be available for download. However, I can tell you that all the episodes are covered. In fact, many of the episodes actually have two different versions, featuring completely different captures, because the first version was done for the 01/04/99-05/16/01 Sci-Fi run and the second for the 05/17/01-12/30/03 run.
To hopefully tide you over until the montages are ready to download, here's the montage featuring one of the most infamous dreams - Willie's: