| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2022 | — |
| 2021 | 281.86 |
| 2020 | 281.53 |
| 2019 | 280.74 |
| 2018 | 279.73 |
| 2017 | 50 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 264 |
| 2008 | 252 |
| 2007 | 245.09 |
| 2006 | 240.43 |
| 2005 | 234.19 |
| 2004 | 226.47 |
| 2003 | 223.32 |
| 2002 | 220.46 |
| 2001 | 217 |
| 2000 | 228 |