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 | Date | Surface | Partner | Opponents | Score |
| --- | --- | --- | --- | --- | --- |
| Runner-up | 26 October 2009 | Hard (i) | Richard Gasquet | Colin Fleming Ken Skupski | 6–2, 5–7, [4–10] |
| Winner | 4 January 2010 | Hard | Marc Gicquel | Lukáš Dlouhý Leander Paes | 6–3, 7–6 (7–5) |
| Runner-up | 25 July 2010 | Clay | Paul-Henri Mathieu | David Marrero Marc López | 3–6, 6–2, [8–10] |
| Runner-up | 26 February 2011 | Hard | Feliciano López | Sergiy Stakhovsky Mikhail Youzhny | 6–4, 3–6, [3–10] |
| Runner-up | 28 April 2012 | Clay | Łukasz Kubot | Robert Lindstedt Horia Tecău | 6–7 (2–7) , 3–6 |
| Winner | 15 July 2012 | Clay | Łukasz Kubot | Michal Mertiňák André Sá | 6–1, 6–3 |
Question:
What was the surface when the opponent was sergiy stakhovsky mikhail youzhny?
Answer:
Hard