YearQ1Q2Q3Q4
2018-4.33%-1.81%1.03%-6.41%
201714.62%5.60%5.69%8.54%
20163.84%6.12%18.51%-1.63%
20157.60%-6.86%-13.74%9.77%
2014-1.83%7.45%2.44%-2.34%
20135.38%-6.21%0.70%1.65%
201210.25%-11.06%7.09%2.00%
2011-2.10%-2.63%-19.59%7.27%
20105.79%-7.12%12.23%7.15%
20092.66%19.80%27.22%7.67%
2008-13.16%0.47%-25.07%-9.66%
20070.63%10.07%15.46%7.99%
20068.49%N/AN/AN/A