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:
| Athlete | Nation | Olympics | Gold | Silver | Bronze | Total |
| --- | --- | --- | --- | --- | --- | --- |
| Philipp Schoch | Switzerland (SUI) | 2002–2006 | 2 | 0 | 0 | 2 |
| Shaun White | United States (USA) | 2006–2014 | 2 | 0 | 0 | 2 |
| Seth Wescott | United States (USA) | 2006–2010 | 2 | 0 | 0 | 2 |
| Karine Ruby | France (FRA) | 1998–2002 | 1 | 1 | 0 | 2 |
| Hannah Teter | United States (USA) | 2006–2014 | 1 | 1 | 0 | 2 |
| Ross Powers | United States (USA) | 1998–2002 | 1 | 0 | 1 | 2 |
| Kelly Clark | United States (USA) | 2002–2014 | 1 | 0 | 2 | 3 |
| Danny Kass | United States (USA) | 2002–2006 | 0 | 2 | 0 | 2 |
Question:
in total, how many athlete medal leaders are from the united states?
Answer:
6