| 年份 | 中学在校学生数(人) |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2020 | |
| 2019 | |
| 2019 | |
| 2018 | |
| 2018 | 37600 |
| 2017 | |
| 2017 | 36900 |
| 2016 | |
| 2016 | 36600 |
| 2015 | |
| 2015 | 36600 |
| 2014 | |
| 2014 | 36500 |
| 2013 | |
| 2013 | 36000 |
| 2012 | 37500 |
| 2012 | 37500 |
| 2011 | 27000 |
| 2011 | 27000 |
| 2010 | |
| 2010 | 35900 |
| 2009 | |
| 2009 | 39300 |
| 2008 | |
| 2008 | 26200 |
| 2007 | |
| 2007 | 30800 |
| 2006 | |
| 2006 | 32800 |
| 2005 | |
| 2005 | 36400 |
| 2004 | |
| 2004 | 25100 |
| 2003 | |
| 2003 | 42700 |
| 2002 | |
| 2002 | 44400 |
| 2001 | |
| 2001 | |
| 2000 | |
| 2000 | |
| 1999 |
