What numbers are coming up in the next lottery?
A very complex question with a lot of variables. You can get them on day 1 and skip the lists of 200 people waiting. You can also not get them and join the back of the list and wait 3 years for them, by which time you're effectively choosing between that base or the command upgrade.
With the recent shrinking of other Spanish bases, affected FOs were given primary choice of other Spanish bases. They are now all heavily oversubscribed.
That is today. I have no doubt in 2 yrs time it'll be a different landscape again. As it was 2 yrs ago.