| Form 56-1: 2020 | Download File |
| Form 56-1: 2019 | Download File |
| Form 56-1: 2018 | Download File |
| Form 56-1: 2017 | Download File |
| Form 56-1: 2016 | Download File |
| Form 56-1: 2015 | Download File |
| Form 56-1: 2014 | Download File |
| Form 56-1: 2013 | Download File |
| Form 56-1: 2012 | Download File |
| Form 56-1: 2011 | Download File |
| Form 56-1: 2010 | Download File |
| Form 56-1: 2009 | Download File |
| Form 56-1: 2008 | Download File |
| Form 56-1: 2007 | Download File |
| Form 56-1: 2006 | Download File |
| Form 56-1: 2005 (In Thai Only) | Download File |
