Category | 2010 | 2013 | 2014 | 2016 | 2018 | 2019 | 2020 | 2021 | 2022 | Total | |
---|---|---|---|---|---|---|---|---|---|---|---|
Preliminary certification | Best | 2 | 1 | 1 | 4 | ||||||
Good | 1 | 1 | 1 | 1 | 3 | 7 | |||||
Normal | 1 | 1 | |||||||||
Certification | Best | 1 | 1 | 1 | 1 | 4 | |||||
Good | 1 | 1 | 1 | 2 | 5 | ||||||
Normal | 1 | 1 | |||||||||
Total | 3 | 1 | 3 | 3 | 2 | 2 | 2 | 1 | 5 | 22 |