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:
| # | Date | Venue | Opponent | Score | Result | Competition |
| --- | --- | --- | --- | --- | --- | --- |
| 1. | 24 December 2005 | Phang Nga, Thailand | Latvia | 1–1 | Draw | 2005 King's Cup |
| 2. | 26 March 2006 | Chonburi, Thailand | Philippines | 5–0 | Win | Friendly |
| 3. | 26 March 2006 | Chonburi, Thailand | Philippines | 5–0 | Win | Friendly |
| 4. | 8 October 2007 | Bangkok, Thailand | Macau | 6–1 | Win | 2010 FIFA World Cup Qualification |
| 5. | 6 February 2008 | Saitama, Japan | Japan | 4–1 | Loss | 2010 FIFA World Cup Qualification |
| 6. | 15 March 2008 | Kunming, China | China PR | 3–3 | Draw | Friendly |
| 7. | 15 March 2008 | Kunming, China | China PR | 3–3 | Draw | Friendly |
| 8. | 20 May 2008 | Bangkok, Thailand | Nepal | 7–0 | Win | Friendly |
| 9. | 20 May 2008 | Bangkok, Thailand | Nepal | 7–0 | Win | Friendly |
| 10. | 25 May 2008 | Bangkok, Thailand | Iraq | 2–1 | Win | Friendly |
| 11. | 2 June 2008 | Bangkok, Thailand | Bahrain | 2–3 | Loss | 2010 FIFA World Cup Qualification |
| 12. | 20 December 2008 | Bangkok, Thailand | Indonesia | 2–1 | Win | 2008 AFF Suzuki Cup |
| 13. | 18 July 2009 | Bangkok, Thailand | Pakistan | 4–0 | Win | Friendly |
| 14. | 8 November 2009 | Bangkok, Thailand | Syria | 1–1 | Draw | Friendly |
| 15. | 8 September 2010 | New Delhi, India | India | 2–1 | Win | Friendly |
| 16. | 15 January 2012 | Bangkok, Thailand | South Korea | 1–3 | Loss | 2012 King's Cup |
| 17. | 26 January 2013 | Chiangmai, Thailand | North Korea | 2–2 | Draw | 2013 King's Cup |
| 18. | 5 March 2014 | Bangkok, Thailand | Lebanon | 2–5 | Loss | 2015 AFC Asian Cup qualification |
Question:
number of years with no victories
Answer:
4