In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Q: Loans issued to full-time students are interest free while a student is in full-time studies. Students receiving a Canada Student Loan (CSL) for the first time on or after August 1, 1995, are eligible for up to 340 weeks (~ 6.5 years) of interest-free assistance. Students in doctoral programs are eligible for an additional 60 weeks, up to 400 weeks (~ 7.5 years). Students with permanent disabilities and students who received their first CSL prior to August 1, 1995 are eligible for up to 520 weeks of assistance (10 years).
A: 
when does interest start on student loans canada