Please write report on profit margin of the company. Please describe this table for profit margin of the company

TABLE 3 2009 2010 2011 2012 2013 2014 Net Income Revenue Profit Margin $ $ 1,651 14,404 11.46% $ $ 1,193 $ 14,482 $ 8.24% -106 $ 13,173 $ -0.80% 758 $ 15,227 $ 4.98% 3,995 24,135 16.55% $ $ 2,182 20,814 10.48%