Calculated as number of couples with marriage certificate. Bueng Kan, the 77th province, was newly established on March 23, 2011, separated from Nong Khai province.
| Дата | Значение | Изменение, % |
|---|---|---|
| 2012 | 2 420 | 11,47% |
| 2011 | 2 171 | 25,78% |
| 2010 | 1 726 | 14,76% |
| 2009 | 1 504 | 5,32% |
| 2008 | 1 428 | -3,32% |
| 2007 | 1 477 | -34,36% |
| 2006 | 2 250 | 38,46% |
| 2005 | 1 625 | -21,76% |
| 2004 | 2 077 | 16,49% |
| 2003 | 1 783 |