Summary of average monthly ophthalmology surgical (all specialties combined) waitlist data over the study period
| Year | Cases added* | Cases cancelled* | Volume of completed surgery* | Wait list queue*† | Wait time, days—mean (SD)* |
| 2010 | 13 843 (1528) | 892 (107) | 12 633 (1535) | 33 715 (1232) | 59 (58) |
| 2011 | 13 951 (1544) | 888 (155) | 12 947 (1568) | 34 999 (1048) | 58 (63) |
| 2012 | 13 988 (1632) | 855 (148) | 12 791 (1737) | 37 671 (1041) | 60 (62) |
| 2013 | 13 476 (1558) | 960 (170) | 12 462 (1736) | 41 380 (822) | 67 (67) |
| 2014 | 13 609 (1330) | 863 (153) | 12 283 (1601) | 42 471 (2144) | 69 (70) |
| 2015 | 13 643 (1288) | 830 (115) | 12 170 (1491) | 49 821 (2535) | 77 (73) |
| 2016 | 13 906 (1428) | 922 (152) | 12 746 (1580) | 54 792 (765) | 84 (83) |
| 2017 | 13 987 (1458) | 914 (174) | 12 952 (1544) | 57 985 (1307) | 91 (94) |
| 2018 | 14 427 (1303) | 822 (195) | 13 289 (1441) | 59 075 (1269) | 90 (94) |
| 2019 | 14 411 (1488) | 936 (274) | 13 509 (1431) | 58 708 (1073) | 89 (96) |
| 2020 | 14 108 (1392)‡ | 742 (80)‡ | 13 998 (893)‡ | 58 628 (225)‡ | 91 (95) |
*Monthly average between January and December.
†As of first day of Month.
‡Up to but not including March 2020.