周期序号 | 周期起止时间 | 最高波峰 (出现时间) | 最低波谷 (出现时间) | 总波幅 |
1 | 2006.1~2007.12 | 15.787 (2006.1) | −11.954 (2007.12) | 27.741 |
2 | 2008.1~2010.3 | 19.029 (2008.6) | −3.858 (2009.2) | 22.888 |
3 | 2010.4~2014.6 | 5.435 (2011.5) | −3.307 (2013.4) | 8.7413 |
4 | 2014.7~2017.7 | 2.491 (2015.11) | −1.330 (2016.8) | 3.821 |