Table 3. Park certification status by year (July, 2022)

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