What was their share of combined Income and Payroll taxes? You continue to sidestep the shift of tax burden on income in the US from Income Tax to Payroll Tax implemented by Presidents Reagan and Bush (as opposed to Resident Bush) in the 1980's, when Income Tax is a much larger share of the taxes on income paid by the top 10% and a much smaller share of taxes on income paid by the median taxpayer.

I've been accused of being a Marxist, yet while Harpo's my favourite, it's Groucho I'm always quoting. Odd, that.