The American share, although clearly the largest, has not changed since 1980.
The American share of the larger increase would be about $29.5 billion.
The American share would be about 30 percent, or $200 million, if the cost is not reduced.
But the American share of the total bill will eventually amount to more than 10 times that figure.
The American share for the 1987 fiscal year is 6.1 percent.
The American share would be roughly one third, or slightly more than $100 million.
The American share was supposed to grow by several percentage points a year.
The American share of separate peacekeeping costs is still higher, at 31 percent.
The American shares have dropped 15 percent since lower than expected earnings were reported late last month.
The American share is expected to be $2.1 billion.