YearQ1Q2Q3Q4
2018-0.90%-1.11%-0.51%N/A
2017-0.20%-0.10%0.30%-0.70%
20160.30%0.40%0.30%-0.59%
20150.60%-0.30%-0.60%0.20%
20140.30%0.70%-0.10%0.00%
20130.20%-2.00%0.71%0.61%
20121.59%0.78%1.66%0.22%
20110.57%0.79%-1.46%0.57%
20101.41%0.35%1.96%-0.68%
20090.83%N/AN/AN/A