| 序号 | 时间 | 最低 |
|---|---|---|
| 1 | 2000-12-29 | 2.01 |
| 2 | 2001-12-31 | 1.58 |
| 3 | 2002-12-31 | 1.01 |
| 4 | 2003-12-31 | 0.18 |
| 5 | 2004-12-31 | -0.14 |
| 6 | 2005-12-30 | -0.04 |
| 7 | 2006-12-29 | 0.37 |
| 8 | 2007-12-28 | 1.19 |
| 9 | 2008-12-31 | 1.52 |
| 10 | 2009-12-31 | 2.10 |
| 11 | 2010-12-31 | 3.79 |
| 12 | 2011-12-30 | 3.63 |
| 13 | 2012-12-31 | 3.05 |
| 14 | 2013-12-31 | 3.83 |
| 15 | 2014-12-31 | 8.14 |
| 16 | 2015-12-31 | 8.62 |
| 17 | 2016-12-30 | 9.53 |
| 18 | 2017-12-29 | 11.85 |
| 19 | 2018-12-28 | 9.96 |
| 20 | 2019-12-31 | 12.47 |
| 21 | 2020-12-31 | 16.68 |
| 22 | 2021-12-31 | 19.41 |
| 23 | 2022-12-30 | 16.24 |
| 24 | 2023-12-29 | 16.35 |
| 25 | 2024-07-26 | 13.67 |