| 5-2 ��������������ϵ�� | ||||
| (2000-2020��) | ||||
| �� �� | ȫ����� | ������� | ũ����� | |
| �����ϵ��(%) | �����ϵ��(%) | �����ϵ��(%) | ||
| 2000 | �� | 43.2 | 48.2 | |
| 2001 | 43.8 | 47.1 | ||
| 2002 | 39.5 | 46.9 | ||
| 2003 | 41.7 | 44.2 | ||
| 2004 | 42.5 | 47.1 | ||
| 2005 | 40.6 | 46.3 | ||
| 2006 | 40.5 | 45.5 | ||
| 2007 | 39.6 | 46.8 | ||
| 2008 | 41.7 | 46.6 | ||
| 2009 | 39.8 | 45.9 | ||
| 2010 | 40.3 | 46.2 | ||
| 2011 | 40.6 | 46.5 | ||
| 2012 | 40.0 | 45.7 | ||
| 2013 | 37.0 | 35.5 | 40.3 | |
| 2014 | 36.9 | 35.5 | 40.0 | |
| 2015 | 36.0 | 34.9 | 38.4 | |
| 2016 | 36.0 | 35.0 | 38.2 | |
| 2017 | 36.1 | 35.2 | 37.8 | |
| 2018 | 34.9 | 34.3 | 36.4 | |
| 2019 | 34.1 | 33.2 | 36.0 | |
| 2020 | 35.6 | 35.4 | 36.0 | |
| ע��2013���Ժ�Ϊ�¿ھ����ݣ�2000��2012��Ϊ�Ͽھ����ݡ� | ||||