Year | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
Up and down in Nov. | 8.24 | 6.66 | −5.33 | −5.46 | 4.29 | 3.68 | 2.85 | 1.86 | 4.82 | −2.24 | −0.56 | −1.95 | 5.7 |