单位:%
                时间范围:2001 - 2023
                数据来源:世界银行
            | 序号 | 时间(年) | 数据(%) | 
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | 57.28 | 
| 7 | 2017 | 56.05 | 
| 8 | 2016 | 55.06 | 
| 9 | 2015 | 54.09 | 
| 10 | 2014 | 53.27 | 
| 11 | 2013 | 51.50 | 
| 12 | 2012 | 49.30 | 
| 13 | 2011 | 50.00 | 
| 14 | 2010 | 52.31 | 
| 15 | 2009 | 54.55 | 
| 16 | 2008 | 51.05 | 
| 17 | 2007 | 51.53 | 
| 18 | 2006 | 50.28 | 
| 19 | 2005 | 49.92 | 
| 20 | 2004 | 48.16 | 
| 21 | 2003 | 47.43 | 
| 22 | 2002 | 45.56 | 
| 23 | 2001 | 45.91 | 
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