| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 295.01 |
| 2021 | — |
| 2020 | 292.45 |
| 2019 | 291.64 |
| 2018 | 289.46 |
| 2017 | 63 |
| 2016 | -- |
| 2015 | — |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 267.52 |
| 2008 | 264.93 |
| 2007 | 261.5 |
| 2006 | 258.64 |
| 2005 | 280.5 |
| 2004 | 253.97 |
| 2003 | 251.7 |
| 2002 | 250.27 |
| 2001 | 247.15 |
| 2000 | 246.13 |