5%
2017
4%
0%
2015
Global
Financial
Crisis
2003
3%
1%
Global Growth Concerns / BREXIT
2013
2019
Thornburg Investment Income Builder Fund
2004
2%
6%
2016
4.85%
6.56%
6.65%
4.22%
European Sovereign Debt Crisis
4.28%
2009
2011
2007
5.04%
5.46%
2018
2014
2012
2008
4.22%
4.36%
7.88%
4.36%
3.10%
2005
4.23%
7%
4.22%
5.72%
3.86%
5.09%
4.55%
4.81%
8%
5.03%
Yield
2010
4.56%
6.67%
3.18%
2006
3.19%
6.46%
4.97%
5.06%
5.79%
6.16%
3.90%
3.08%
3.29%
3.26%
3.36%
Bloomberg Barclays U.S. Corporate Bond Index