In 2009, the average age of a trainee was 26, the average number of languages they could speak was more than four and the average number of diplomas was almost two per trainee.
2009. aastal oli praktikantide keskmine vanus 26, keskmine praktikant rääkis rohkem kui nelja keelt ja peaaegu kõigil praktikantidel oli ette näidata kaks diplomit.