Complex sentence: The fund had a 6% loss in 2011, a 14% gain in 2012, and as of 2013, had averaged a 12 percent annual gain since its inception in 2003.
Split into simpler sentences: The fund had a 6% loss in 2011 and a 14% gain in 2012. As of 2013, the fund had averaged a 12 percent annual gain since its inception in 2003.