| Data Reference Month | Release Date | Customs based data | ||
|---|---|---|---|---|
| 2011 | 2010 | 2009 | ||
| January 2011 | March 10, 2011 | X | X | |
| February 2011 | April 12, 2011 | X | X | |
| March 2011 | May 11, 2011 | X | X | |
| April 2011 | June 9, 2011 | X | ||
| May 2011 | July 12, 2011 | X | ||
| June 2011 | August 11, 2011 | X | X | |
| July 2011 | September 8, 2011 | X | ||
| August 2011 | October 13, 2011 | X | ||
| September 2011 | November 10, 2011 | X | X | |
| October 2011 | December 9, 2011 | X | ||
| November 2011 | January 13, 2012 | X | ||
| December 2011 | February 10, 2012 | X | X | X |