| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 296.24 |
| 2021 | 294.2 |
| 2020 | 290.4 |
| 2019 | 285.3 |
| 2018 | 278.8 |
| 2017 | 222 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 247.6 |
| 2008 | 244.1 |
| 2007 | 240.6 |
| 2006 | 236.9 |
| 2005 | 232 |
| 2004 | 230.5 |
| 2003 | 226.9 |
| 2002 | 224 |
| 2001 | 221.5 |
| 2000 | 218.1 |
