| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2022 | — |
| 2021 | 73.47 |
| 2020 | 73.56 |
| 2019 | 73.49 |
| 2018 | 73.43 |
| 2017 | 22 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 72 |
| 2008 | 70 |
| 2007 | 68.86 |
| 2006 | 70.08 |
| 2005 | 66.89 |
| 2004 | 66.2 |
| 2003 | 65.24 |
| 2002 | 64.89 |
| 2001 | 63 |
| 2000 | 60 |