| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 52.7 |
| 2021 | 25.85 |
| 2020 | 25.87 |
| 2019 | 25.89 |
| 2018 | 53.3 |
| 2017 | 53.44 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 48.19 |
| 2008 | 46.83 |
| 2007 | 46.12 |
| 2006 | 44.87 |
| 2005 | 43.35 |
| 2004 | 42.88 |
| 2003 | 41.51 |
| 2002 | 40.73 |
| 2001 | 37.61 |
| 2000 | 37.44 |