Each year Push interviews a number of students from every university (at least 15, often more), recording, among other things, their year of study, their expected course length and their debts to a number of different lenders (such as banks, the SLC, credit cards, etc). The debt per year of study is based on the average (mean) of these debts, taking into account how long the students have been studying already and the time of year of the interviews. More on the difference this makes…
Source: calculation exclusive to Push, based on exclusive on-site research.