| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 26.08 |
| 2022 | 26.08 |
| 2021 | 26.01 |
| 2020 | 14.9 |
| 2019 | 14.84 |
| 2018 | 25.63 |
| 2017 | 25.34 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 24.78 |
| 2008 | 24.35 |
| 2007 | 24.07 |
| 2006 | 23.72 |
| 2005 | 23.17 |
| 2004 | 23 |
| 2003 | 22.47 |
| 2002 | 21.52 |
| 2001 | 21.21 |
| 2000 | 20.65 |