Take a look at the nzsx50 and the snp500 over the last 6 months. One is nearly the same and the other is up close enough to 20%.
You couldn't find a rental in our area a year ago, people begging for one on Facebook, now there's a few and mostly new builds that are not selling or renting as quickly.
And moving to Aus seems as popular as it was in the late 80s.