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:
| Tournament | 2009 | 2010 | 2011 | 2012 |
| --- | --- | --- | --- | --- |
| Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments |
| Australian Open | 1R | 1R | 3R | 1R |
| French Open | 1R | 1R | 2R | 2R |
| Wimbledon | 1R | 2R | 1R | 2R |
| US Open | 1R | 1R | 1R | 2R |
| Win–Loss | 0–4 | 1–4 | 3–4 | 2–3 |
Question:
If the US Open tournament had 2r in 2012, what was it in 2010?
Answer:
1R