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 | Notes |
| --- | --- | --- | --- | --- |
| 1996 | World Junior Championships | Sydney, Australia | 15th (q) | 7.43 m |
| 1996 | Asian Junior Championships | New Delhi, India | 1st | 7.68 m |
| 1999 | World Championships | Seville, Spain | 6th | 8.01 m |
| 2001 | East Asian Games | Osaka, Japan | 3rd | 7.77 m |
| 2002 | Asian Championships | Colombo, Sri Lanka | 3rd | 7.91 m (w) |
| 2002 | Asian Games | Busan, South Korea | 4th | 7.75 m |
| 2003 | Universiade | Daegu, South Korea | 7th | 7.78 m |
Question:
what is the difference between the number of times the position of third was achieved and the number of times the position of first was achieved?
Answer:
1