Number and frequency of same-day bilateral cataract surgeries Tampere University Hospital Eye Centre, 2008–2020
| Year | All cataract surgeries | Same-day surgery | One eye at a time cataract surgeries |
| 2008 | 2826 | 230 (8%) | 2596 (92%) |
| 2009 | 2417 | 260 (11%) | 2157 (89%) |
| 2010 | 2732 | 594 (22%) | 2138 (78%) |
| 2011 | 2829 | 582 (21%) | 2247 (79%) |
| 2012 | 3631 | 1282 (35%) | 2349 (65%) |
| 2013 | 4576 | 2502 (55%) | 2074 (45%) |
| 2014 | 4483 | 2434 (54%) | 2049 (46%) |
| 2015 | 5398 | 2936 (54%) | 2462 (46%) |
| 2016 | 5756 | 3252 (56%) | 2504 (44%) |
| 2017 | 5324 | 2856 (54%) | 2468 (46%) |
| 2018 | 5386 | 3004 (56%) | 2382 (44%) |
| 2019 | 5940 | 3536 (60%) | 2404 (40%) |
| 2020 | 5402 | 3422 (63%) | 1980 (37%) |
| total | 56 700 (100%) | 26 890 (47%) | 29 810 (53%) |