| 年份 | 总户数(万户) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 44.9 |
| 2021 | 44.92 |
| 2020 | 19.9 |
| 2019 | 19.88 |
| 2018 | 45.22 |
| 2017 | 19.7 |
| 2016 | -- |
| 2015 | -- |
| 2014 | -- |
| 2013 | -- |
| 2012 | -- |
| 2011 | -- |
| 2010 | -- |
| 2009 | 42.46 |
| 2008 | 41.89 |
| 2007 | 41.83 |
| 2006 | 41.53 |
| 2005 | 40.92 |
| 2004 | 40.21 |
| 2003 | 39.28 |
| 2002 | 38.61 |
| 2001 | 37.8 |
| 2000 | 37.4 |