> Is there good data for that or is it observation bias?

In fact there is, these numbers are published by the government. Trump has still not averaged what Obama did, nor topped the the greatest numbers of all time, so Obama is still greater than Trump, much to Midas's chagrin I suppose, given how much Trump talks about Obama, like Obama lives rent free in Trump's head. /s !/s

One example: https://latinonewsnetwork.com/community/who-deported-more-mi...