Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Operator | Shipyard | Project | Commissioned | Status |
| --- | --- | --- | --- | --- |
| People's Republic of China | Saint Petersburg | 636 | 26 August 1997 | active as of 2006 |
| People's Republic of China | Saint Petersburg | 636 | 25 October 1998 | active as of 2006 |
| People's Republic of China | Saint Petersburg | 636M | 20 October 2004 | active as of 2006 |
| People's Republic of China | Saint Petersburg | 636M | 2005 | active as of 2006 |
| People's Republic of China | Saint Petersburg | 636M | 2006 | active as of 2006 |
| People's Republic of China | Nizhniy Novgorod | 636M | 05.08.2005 | active as of 2007 |
| People's Republic of China | Severodvinsk | 636M | 30 December 2005 | active as of 2006 |
| Algeria | Saint Petersburg | 636M | 28 August 2009 | active |
| Algeria | Saint Petersburg | 636M | 29 October 2009 | active |
| Russia | Saint Petersburg | 636.3 | pl.2014 | laid down |
| Russia | Saint Petersburg | 636.3 | pl.2015 | ordered |
| Russia | Saint Petersburg | 636.3 | pl.2016 | ordered |
| Vietnam | Saint Petersburg | 636M | pl.2013 | ordered |
| Vietnam | Saint Petersburg | 636M | pl.2014 | ordered |
| Vietnam | Saint Petersburg | 636M | pl.2015 | ordered |
| Vietnam | Saint Petersburg | 636M | pl.2016 | ordered |
Question:
What is the commissioned for Vietnam?
Answer:
pl.2013, pl.2014, pl.2015, pl.2016