In the United States Constitution, there's a requirement for a census every ten years to re-apportion Congressional districts to ensure that the number of citizens in each district is at least approximately equal.
census
The US Census happens once every ten years. The next one will happen in 2010.
the U.S. census
The sentence refers to the census. It is conducted every 10 years to count the population and gather demographic information.
A census is held in the UK every 10 years. The next population count is this year, 2011.
That is the census.
The census is taken by the federal government every ten years to count the population and gather demographic information.
The census, in many places, counts the population every 10 years.
The constitution set up the system of using a census every 10 years to count the population for representatives.
The electoral vote has changed over time due to population in each state. There is a count every ten years called a census and electoral votes are based on the census.
The electoral votes are always changing due to the size of the population of a state. Every ten years the population is counted this is called a census, and the electoral votes are either raised or lowered depending on the count.
Every ten years we have a complete census of everyone who lives in the United States. This is mandated in the Constitution and is used to decide how many Representatives each state receives.