| Année | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Respect de l'objectif | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | non | oui | oui | non |
| Pourcentage de dépassements | 33% | 25% | 42% | 42% | 17% | 58% | 58% | 33% | 42% | 17% | 17% | 25% | 33% | 36% | 33% | 17% | 25% | 17% | 33% | 42% | 0% | 9% | 29% |
| Nb de dépassements / Nb de mesures | 4/12 | 3/12 | 5/12 | 5/12 | 2/12 | 7/12 | 7/12 | 4/12 | 5/12 | 2/12 | 2/12 | 3/12 | 4/12 | 4/11 | 4/12 | 2/12 | 3/12 | 2/12 | 4/12 | 5/12 | 0/12 | 1/11 | 5/17 |