According to official statistics, they make up about 0.9% of the national population.
He said studies had found that about 1 million people, 3 to 4 percent of the national population over 65, is abused.
To be sure, Iowa is far from representative of the national population as a whole.
It is estimated, based on the 2006 census, they are national population of 150,000 people.
These farmers constituted about 0.2% of the total national population.
Over the same period the national population had less than doubled.
At the same time, the national population was 281.5 million people.
Hindus form more than 80 percent of the national population.
They are estimated to number 700,000 (4% of the national population).
But minorities make up about 26 percent of the national population.