单位:%
时间范围:1992 - 2021
数据来源:DOE
序号 | 时间(年) | 数据(%) |
---|---|---|
1 | 2021 | |
2 | 2020 | |
3 | 2019 | |
4 | 2018 | |
5 | 2017 | |
6 | 2016 | 4.14 |
7 | 2015 | 4.17 |
8 | 2014 | 4.25 |
9 | 2013 | 4.29 |
10 | 2012 | 4.47 |
11 | 2011 | 4.48 |
12 | 2010 | 4.59 |
13 | 2009 | 4.69 |
14 | 2008 | 4.90 |
15 | 2007 | 4.90 |
16 | 2006 | 4.98 |
17 | 2005 | 4.93 |
18 | 2004 | 5.05 |
19 | 2003 | 5.14 |
20 | 2002 | 5.23 |
21 | 2001 | 5.33 |
22 | 2000 | 5.41 |
23 | 1999 | 5.42 |
24 | 1998 | 5.42 |
25 | 1997 | 5.68 |
26 | 1996 | 5.91 |
27 | 1995 | 6.19 |
28 | 1994 | 6.31 |
29 | 1993 | 7.42 |
30 | 1992 | 8.10 |
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