| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | 277.77 |
| 2019 | 275.08 |
| 2018 | 269.58 |
| 2017 | 262.38 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 244.74 |
| 2008 | 243.18 |
| 2007 | 241.55 |
| 2006 | 243.33 |
| 2005 | 283.86 |
| 2004 | 235.29 |
| 2003 | 232.26 |
| 2002 | 229.67 |
| 2001 | 227.43 |
| 2000 | 224.73 |