Some one and I cant remember who said this, stated the Republic would last until the pols and the public figured out that they could vote themselves money from the treasury, INMHO we are there now. Jeff
This the one you were looking for?
The American Republic will endure until the day Congress discovers that it can bribe the public with the public's money.
Alexis de Tocqueville
Me, I like this one better.
A democratic government is the only one in which those who vote for a tax can escape the obligation to pay it.
Alexis de Tocqueville
For the OP, I'd say 6 to 7, but a lot of people are waking up and might just get the trend going towards the lower numbers again.