Again, DuPont's stock price rose as operating earnings increased by 20 percent in 2011, the largest single-year increase the company ever recorded. Overall sales improved by 20 percent, including a 27-percent gain in developing markets. DuPont's board rewarded Kullman by raising her compensation for 2012 by 5.5 percent to $12.7 million. In 2013, DuPont started selling off some of its traditional chemical units. The company's automobile paint business was sold to The Carlyle Group for $4.9 billion.