That website does not seem very comprehensive. The government makes thorough statistics on income available for free: https://www.bls.gov/oes/current/oes470000.

That website does not seem very comprehensive. The government makes thorough statistics on income available for free: https://www.bls.gov/oes/current/oes470000.htm https://www.bls.gov/oes/current/oes470000.htm