Period | Number of Open Surgery | Number of Minimally Invasive Surgery |
2000-2004 | 1842 | 387 |
2005-2009 | 2402 | 717 |
2010-2014 | 2076 | 1537 |
2015-2019 | 2616 | 2221 |
2020-2021 | 535 | 482 |