Variable | 2010 | 2011 | 2012 | 2013 | 2014. | 2015 | 2016 |
sample size | 1736 | 1967 | 2096 | 2144 | 2260 | 2455 | 2657 |
derivatives user companies | 216 | 265 | 278 | 303 | 376 | 416 | 431 |
Percentage of derivatives used | 12.4% | 13.5% | 13.3% | 14.1% | 16.6% | 16.9% | 16.2% |