| Year | Import Intensive Index | Export Intensive Index |
| 2009 | 0.075 | 1.229 |
| 2010 | 0.075 | 1.323 |
| 2011 | 0.098 | 1.417 |
| 2012 | 0.077 | 1.414 |
| 2013 | 0.077 | 1.523 |
| 2014 | 0.107 | 1.965 |
| 2015 | 0.142 | 2.442 |
| 2016 | 0.150 | 2.772 |
| 2017 | 0.243 | 2.160 |
| 2018 | 0.229 | 2.136 |