Well, this Aussie (or Brit, depending how you count things) got 7/10 in both the USA and Canadian tests, so there's your benchmark.

For those who can't beat that and need another country of refuge, try my Australian test...

1) Voting for the Australian parliament is based on:

a) A simple majority ballot
b) A single transferrable vote
c) Proportional representation
d) A legislative Caucus

2) The seats in the two houses of parliament are coloured:
a) Red and Blue
b) Green and Gold
c) Black and White
d) Red and Green

3) Australian Police do not regularly carry firearms.

True / False

4) The Australian Parliament has a special ceremonial sitting on Australia day in Sydney Opera House

True / False

5) Firefighting is paid for by:
a) The federal Government
b) Local Government
c) A levy on household insurance
d) Voluntary contributions

6) The head of state is:
a) The Prime Minister
b) The President
c) The Governor General
d) The Queen of Australia

7) Australian law permits citizens to carry a concealed weapon if they have a permit.

True / False

8) The Northern Territory has yet to assume the full rights of a State

True / False

9) The acting head of state in Australia is an Archbishop

True / False

10) Tasmania, a large island south of Australia is:

a) A state
b) A territory
c) Uninhabited except for a scientific base
d) A free trade zone

And the final question that will let you in, even if you failed all 10 above...

11) What do you need to open a bottle of beer in Australia?
a) A rock
b) A stick
c) Your hand
d) A bottle opener