SOURCE
http://www.oregonlive.com/business/index.ssf/2012/04/nations_student_loan_debts_thr.html
The Democratic minority on the House Education Committee and Workforce Committee released new figures showing that more than seven million students will incur an additional $6.3 billion in repayment costs for the 2012-2013 school year if student loan interest rates double on July 1.