The agency has over 2100 staff and as such employs more people than its parent department.
Both businesses employ over 70 staff, up from six in 2008.
Over 350 users and 15 staff members participated in the study.
In doing so, it employs over 4,000 staff and has an annual budget of £228 million.
By the late 30's his correspondence school is said to have over 100 staff and 30,000 students.
It now has nearly 100 fellows, over 700 students and about 200 staff.
In the financial year 2007-2008, the Trust employed over 3400 staff, and had an annual spend of £169 million.
At its peak in 1997-1998 the company had over 300 staff.
There are approximately 1000 students at the school and over 100 staff.
There are over 100 staff and 70 teachers at the school.