| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 75.72 |
| 2021 | — |
| 2020 | 74.6 |
| 2019 | 74.6 |
| 2018 | 74.22 |
| 2017 | 74.33 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 39.95 |
| 2008 | 39.53 |
| 2007 | 38.95 |
| 2006 | 38.34 |
| 2005 | 37.83 |
| 2004 | 37.38 |
| 2003 | 36.99 |
| 2002 | 36.3 |
| 2001 | 35.7 |
| 2000 | 35.3 |