These are not salaries, they are "Labor Condition Applications", which companies have to submit before they can submit any H1B application. The LCA actually has a range of pay (WAGE_RATE_OF_PAY_FROM and WAGE_RATE_OF_PAY_TO), so the way it is displayed here is pretty misleading. And even then, they reflect the lowest possible salary the company might pay an H1B worker. As someone who went through the process, I can sa…
I've updated the data so it should be closer to reality now.