In 1990, with $3.80 minimum wage, that would have been 7904. I think your calculations are wrong.
"'only' 3700 hours" probably wasn't the best way to phrase it, but I was trying to establish that it would have been possible to earn $14,000 at low wage jobs in 1990, and it seems like it would have been.
In 1990, with $3.80 minimum wage, that would have been 7904. I think your calculations are wrong.