The last three years the percentage increase was 102, 103 and 100.
West Virginia had the biggest percentage increase, up 9.3 percent.
The percentage increase is from the corresponding period last year.
The only smaller percentage increase came in the first year, 1974, when the figure was 26 percent.
The percentage increase of any single trip, however, could vary.
"We simply are not going to be able to swallow that percentage increase," he said.
"The percentage increase for both schools went up the same amount," she noted.
The percentage increase in the number of volunteers from 2010-11 was 20%.
The percentage increase was also a record, the bureau said.
But the largest percentage increase took place among younger students.