YearQ1Q2Q3Q4
2018-0.40%1.21%-1.28%N/A
20172.32%0.16%2.27%1.02%
2016-1.54%-0.15%1.80%-0.02%
20157.93%-2.02%-1.65%-0.14%
20140.38%2.47%1.92%2.73%
20133.85%-0.55%0.15%2.78%
20122.84%-1.37%2.80%1.39%
2011-0.26%-0.69%-3.87%-1.28%
20102.40%-1.72%2.56%2.91%
20090.17%1.78%3.84%0.82%
20080.67%N/AN/AN/A