@BlueTick Not same 1000 but I would expect significant overlap, especially when similar academic profile and geography - so I would expect quite an overlap between IPs and Emanuel, for instance. Even with different academic profile, there will be some overlap as a school will be a stretch for some but a fallback for others.
Number of applications seem to have got especially higher for coeds with those considered less popular or backups even more so as families are increasing the number of backups.