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 | # |
| --- | --- | --- | --- | --- | --- | --- |
| 15 Nov 2006 | Lansdowne Road, Dublin | San Marino | 2–0 | 5–0 | Euro 2008 qualifying | 1 |
| 28 Mar 2007 | Croke Park, Dublin | Slovakia | 1–0 | 1–0 | Euro 2008 qualifying | 2 |
| 23 May 2007 | Giants Stadium, New York | Ecuador | 1–1 | 1–1 | Friendly | 3 |
| 9 Sep 2007 | Tehelné Pole, Bratislava | Slovakia | 1–2 | 2–2 | Euro 2008 qualifying | 4 |
| 17 Nov 2007 | Millennium Stadium, Cardiff | Wales | 1–2 | 2–2 | Euro 2008 qualifying | 5 |
| 6 Sep 2008 | Stadion am Bruchweg, Mainz | Georgia | 0–1 | 1–2 | 2010 FIFA World Cup qualifying | 6 |
| 5 Sep 2009 | Neo GSP Stadium, Nicosia | Cyprus | 0–1 | 1–2 | 2010 FIFA World Cup qualifying | 7 |
| 25 May 2010 | RDS Arena, Dublin | Paraguay | 1–0 | 2–1 | Friendly | 8 |
| 7 Sep 2010 | Aviva Stadium, Dublin | Andorra | 2–0 | 3–1 | Euro 2012 qualifying | 9 |
| 7 Oct 2011 | Estadi Comunal, Andorra la Vella | Andorra | 1–0 | 2–0 | Euro 2012 qualifying | 10 |
| 7 Sep 2012 | Astana Arena, Astana | Kazakhstan | 2–1 | 2–1 | 2014 FIFA World Cup qualifying | 11 |
| 11 Sep 2012 | Craven Cottage, London | Oman | 3–0 | 4–1 | Friendly | 12 |
Question:
what is the number of times "friendly" appears as a competition?
Answer:
3