Average cost of a year's tuition, fees, room and board at a private college in 2004-05:
$27,516
Increase from 2003 to 2004:
5.6%
Cost at a four-year public institution:
$11,345
Increase from 2003 to 2004:
7.8%
Cost of one year of private-school education in 18 years, assuming current growth rate:
$73,373
Cost of one year of public education in 18 years, assuming current growth rate:
$43,847
Source: College Board