XBI had its best month in 2011 in October 2011, returning 12.1%.
| ASSET | MONTH | % RETURN |
|---|---|---|
XBI | January 2011 | -2.72% |
XBI | February 2011 | -0.65% |
XBI | March 2011 | 6.92% |
XBI | April 2011 | 9.82% |
XBI | May 2011 | 0.98% |
XBI | June 2011 | -2.84% |
XBI | July 2011 | -2.81% |
XBI | August 2011 | -12.58% |
XBI | September 2011 | -5.52% |
XBI | October 2011 | 12.05% |
XBI | November 2011 | 1.87% |
XBI | December 2011 | 2.31% |
