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:
| Goal | Date | Location | Opponent | Lineup | Min | Assist/pass | Score | Result | Competition |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | May 9, 2004 | USAAlbuquerque NM | Mexico | on 70' (off Lilly) | 19 | Tarpley | 3–0 | 3–0 | Friendly |
| 2 | Jun 26, 2005 | USAVirginia Beach | Canada | 90.Start | 12 | unassisted | 1–0 | 2–0 | Friendly |
| 3 | Jan 30, 2007 | CHNGuangzhou | China PR | 90.Start | 46+ | unassisted | 1–0 | 2–0 | Four Nations Tournament |
| 4 | May 12, 2007 | USAFrisco TX | Canada | off 72' (on Wagner) | 28 | Tarpley | 3–1 | 6–2 | Friendly |
| 5 | Sep 18, 2007 | CHNShanghai | Nigeria | 90.Start | 1 | Wambach | 1–0 | 1–0 | World Cup – Group B |
| 6 | Sep 30, 2007 | CHNShanghai | Norway | 90.Start | 58 | unassisted | 3–0 | 4–1 | World Cup Final - third place playoff |
| 7 | Aug 18, 2008 | CHNBeijing | Japan | 90.Start | 44 | Rodriguez | 2–1 | 4–2 | Olympics tournament |
| 8 | Sep 20, 2008 | USABridgeview IL | Ireland | 90.Start | 19 | Tarpley | 1–0 | 2–0 | Friendly |
Question:
how many competitions were not friendly?
Answer:
4