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:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| 2001 | Asian Junior Championships | Bandar Seri Begawan, Brunei | 1st | 110 m hurdles | 14.05 |
| 2002 | World Junior Championships | Kingston, Jamaica | 2nd | 110 m hurdles | 13.58 |
| 2002 | Asian Games | Busan, South Korea | 4th | 110 m hurdles | 13.92 |
| 2003 | World Indoor Championships | Birmingham, United Kingdom | 18th (h) | 60 m hurdles | 7.81 |
| 2003 | World Championships | Paris, France | 6th | 110 m hurdles | 13.55 |
| 2003 | Asian Championships | Manila, Philippines | 1st | 110 m hurdles | 13.50 |
| 2004 | World Indoor Championships | Budapest, Hungary | 17th (h) | 60 m hurdles | 7.75 |
| 2004 | Olympic Games | Athens, Greece | 33rd (h) | 110 m hurdles | 13.68 |
| 2005 | World Championships | Helsinki, Finland | 9th (sf) | 110 m hurdles | 13.44 |
| 2005 | Asian Championships | Incheon, South Korea | 2nd | 110 m hurdles | 13.44 |
| 2006 | World Indoor Championships | Moscow, Russia | 8th (sf) | 60 m hurdles | 7.63 |
| 2006 | Asian Games | Doha, Qatar | 2nd | 110 m hurdles | 13.28 |
| 2007 | World Championships | Osaka, Japan | 5th | 110 m hurdles | 13.19 |
| 2008 | World Indoor Championships | Valencia, Spain | 9th (sf) | 60 m hurdles | 7.65 |
| 2008 | Olympic Games | Beijing, China | 8th (sf) | 110 m hurdles | 13.42 |
| 2009 | Asian Championships | Guangzhou, China | 2nd | 110 m hurdles | 13.67 |
| 2009 | World Championships | Berlin, Germany | 8th (sf) | 110 m hurdles | 13.42 |
| 2010 | World Indoor Championships | Doha, Qatar | 16th (sf) | 60 m hurdles | 7.82 |
| 2010 | Asian Games | Guangzhou, China | 2nd | 110 m hurdles | 13.38 |
| 2011 | Asian Championships | Kobe, Japan | 2nd | 110 m hurdles | 13.56 |
| 2011 | World Championships | Daegu, South Korea | 9th (sf) | 110 m hurdles | 13.57 |
| 2012 | World Indoor Championships | Istanbul, Turkey | 24th (h) | 60m hurdles | 8.15 |
| 2012 | Olympic Games | London, United Kingdom | 37th (h) | 110 m hurdles | 13.78 |
Question:
how many 110 m hurdles did china compete in?
Answer:
17