It's prolly about the same amount as the people who vote multiple times in an election (for DemocRAT's) of course!
AARP is kind of bias, sounds a bit alarmist. https://www.aarp.org/money/scams-fraud/info-2018/medicare-scams-fraud-identity-theft.html I am sure the Pentagon loses that much each day. https://www.economist.com/united-states/2014/05/31/the-272-billion-swindle As total you can say 60-90 billion a year is rounding errors for the US Budget (this includes fraud protection). But it is 10% of the spending (as AARP claims), if you scale that up with similar controls, then you start talking real money. The good news is that is getting better, there are fraud protections.
Not many days ago an IC's asked me what the GND would look like. Off course I totally believed that it was in good faith and it was because he was genuinely interested in fixing climate change.
We can make it political: 1. Does that mean that all of us be forced to marry a rabbit? 2. Will anyone think of the Easter Eggs? 3. That's why we need to ban trans-species farms!!! 4. The white rabbit is not racist, he's banging a brown chick. 5. We need to pass laws to make sure that chicks carry the eggs to term.