| Year |
Import |
Export |
Volume Difference |
| 2002 |
212,434,363 |
3,196 |
212,434,363 |
| 2003 |
727,155,602 |
8,889 |
727,155,602 |
| 2004 |
162,086,291 |
15,167 |
162,086,291 |
| 2005 |
131,606,121 |
0 |
131,606,121 |
| 2006 |
148,555,221 |
0 |
148,555,221 |
| 2007 |
185,239,108 |
184 |
185,239,108 |
| 2008 |
281,672,943 |
16,012 |
281,672,943 |
| 2009 |
307,750,797 |
507 |
307,750,797 |
| 2010 |
161,648,887 |
5,000 |
161,648,887 |
| 2011 |
476,291,674 |
400,000 |
476,291,674 |
| 2012 |
518,799,049 |
10,231,120 |
518,799,049 |
|