That’s great, @VickiSoCal. The HL IB is a high, tough standard, and ime lives up to its rep as the best secondary system going.
This recent article in the Guardian suggests that the # of applications for Oxbridge/medical courses have increased:
Most of this increase is from internationals (12% increase) and EU (6% increase) as well as England (7% rise). But it looks like they put a concerted effort into recruiting overseas: