Every ten years
they conduct a census every 10 years
The year 2011
Every ten years.
Annually, for taxes and whatnot.
by a census
buy a census
The US Census is every 10 years.
The census in the United States is conducted every 10 years.
In the United States, a census is instituted every 10 years.
To get to know everyone that is on the island, we should take a census.
nope. [source: 2010 census :)]
The census is once every 10 years.