LBS published the profile of its 2017 class who have just begun their studies:

The class is composed of 417 students with an average age of 29 (ranging between 24-39) and an average of five years career experience (ranging between 2-11).

The students hail from 68 countries (92% from outside Britain) – 26% from Europe, 23% from Asia, and 16% from North America.

Sixty-three percent of students are male. The average GMAT score for students is 701.

In terms of professional background prior to the MBA, 29% of students came from consulting, 28% from finance/accounting, 7% from energy, and 6% from public service, non-profit, and education.