The figure usually cited is one piece of clothing in five.
Citing Federal figures, he said almost 2 million children are now in such special classes.
Some private analysts said they thought the lower figure still seemed high but none cited figures of less than a few billion dollars.
The veterans groups cited figures closer to a million casualties.
The insurance companies have yet to cite specific figures.
In their public statements, administration officials cited lower figures.
Hospitals contend that some of the figures cited by the group are misleading.
The plaintiffs cited figures showing that from 2003 to 2005, the number of federal grants to religious groups increased 38 percent.
The $5.6 billion figure cited by the judge represents a 43 percent increase to the city's $12.9 billion annual school budget.
In fact, the £3 billion figure cited by ministers as the cost of planning is now widely discredited.