The United States believes that some 200 monitors are needed and is prepared to contribute about 15 percent of them.

Almost every phone company in the nation must contribute about 4 percent of the revenue it gets from its customers to the fund.

Drinking water contributes about 10 to 20 percent of the average person's lead intake.

He said that the 22 stores to remain open contributed about 80 percent of the company's volume.

All projects require that the host country contribute to restorations, usually about 40 percent of total costs.

The city contributes about 10 percent, or $300 million, of the corporation's annual budget of $3.2 billion.

But firearms have become a small part of the company, contributing about 5 percent of its $1.6 billion in revenues last year.

The two stores contribute about 4.5 percent of the fashionable department store chain's $1.2 billion in total sales.

Even so, Washington contributes about 7 percent of the money spent on elementary and secondary schools.

Prisoners must apply just like any other student and contribute about 12 percent, or $30, of their annual earnings.