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:
| Outcome | Year | Championship | Surface | Partner | Opponents in the final | Score in the final |
| --- | --- | --- | --- | --- | --- | --- |
| Runner-up | 2000.0 | Wimbledon | Grass | Julie Halard | Serena Williams Venus Williams | 6–3, 6–2 |
| Winner | 2000.0 | US Open | Hard | Julie Halard | Cara Black Elena Likhovtseva | 6–0, 1–6, 6–1 |
| Runner-up | 2001.0 | Wimbledon (2) | Grass | Kim Clijsters | Lisa Raymond Rennae Stubbs | 6–4, 6–3 |
| Winner | 2003.0 | French Open | Clay | Kim Clijsters | Virginia Ruano Pascual Paola Suárez | 6–7, 6–2, 9–7 |
| Winner | 2003.0 | Wimbledon | Grass | Kim Clijsters | Virginia Ruano Pascual Paola Suárez | 6–4 6–4 |
| Runner-up | 2004.0 | Wimbledon (3) | Grass | Liezel Huber | Cara Black Rennae Stubbs | 6–3, 7–6 |
| Runner-up | 2006.0 | French Open | Clay | Daniela Hantuchová | Lisa Raymond Samantha Stosur | 6–3, 6–2 |
| Runner-up | 2007.0 | French Open (2) | Clay | Katarina Srebotnik | Alicia Molik Mara Santangelo | 7–6, 6–4 |
| Runner-up | 2007.0 | Wimbledon (4) | Grass | Katarina Srebotnik | Cara Black Liezel Huber | 3–6, 6–3, 6–2 |
Question:
What year was the most recent US Open championship?
Answer:
2000.0