Here are 24 statistics on surgery center case volume, according to VMG Health's Multi-Specialty ASC Intellimarker 2011. Note: All numbers are averages.

All ASCs

Total cases per center: 4,714
Cases per day: 18.9

Surgical cases per operating room
per year: 765
per day: 3.1

Non-surgical cases per procedure room
per year: 1,144
per day: 4.6

Based on number of operating rooms

1-2 ORs

Total cases per center: 3,109
Cases per day: 12.4

Surgical cases per operating room
per year: 782
per day: 3.1

Non-surgical cases per procedure room
per year: 1,017
per day: 4.1

3-4 ORs

Total cases per center: 3,921
Cases per day: 15.7

Surgical cases per operating room
per year: 772
per day: 3.1

Non-surgical cases per procedure room
per year: 769
per day: 3.1

4 or more ORs

Total cases per center: 6,078
Cases per day: 24.3

Surgical cases per operating room
per year: 744
per day: 3.0

Non-surgical cases per procedure room
per year: 705
per day: 2.8