Year | PM₂.₅ | PM₁₀ | O₃ | NO₂ |
---|---|---|---|---|
2000 | 97 | 100 | ||
2001 | 99 | 100 | ||
2002 | 98 | 100 | ||
2003 | 99 | 100 | ||
2004 | 97 | 100 | ||
2005 | 98 | 99 | ||
2006 | 100 | 99 | 99 | |
2007 | 100 | 99 | 99 | |
2008 | 99 | 97 | 98 | |
2009 | 99 | 96 | 98 | |
2010 | 100 | 95 | 99 | |
2011 | 100 | 95 | 97 | |
2012 | 98 | 95 | 98 | |
2013 | 97 | 94 | 96 | 98 |
2014 | 100 | 94 | 96 | 97 |
2015 | 97 | 94 | 94 | 97 |
2016 | 97 | 88 | 96 | 97 |
2017 | 97 | 89 | 93 | 97 |
2018 | 98 | 91 | 98 | 97 |
2019 | 97 | 81 | 97 | 94 |
2020 | 96 | 72 | 94 | 90 |
2021 | 97 | 76 | 94 | 90 |
2022 | 96 | 83 | 94 | 88 |