Table:
text: Àlex Corretja
Wins (17–13)
Wins (17–13)
Outcome Date_ Championship Surface Opponent_in_the_final Score_in_the_final
Winner 30 July 2000 Kitzbühel, Austria Clay Emilio Benfele Álvarez 6–3, 6–1, 3–0 retired
Winner 21 August 2000 Washington, U.S. Hard Andre Agassi 6–2, 6–3
Winner 23 October 2000 Toulouse, France Hard Carlos Moyà 6–3, 6–2
Runner-up 11 June 2001 French Open , Paris, France Clay Gustavo Kuerten 7–6 (7–3) , 5–7, 2–6, 0–6
Winner 23 July 2001 Amsterdam, Netherlands Clay Younes El Aynaoui 6–3, 5–7, 7–6 (7–0) , 3–6, 6–4
Winner 15 July 2002 Gstaad, Switzerland Clay Gastón Gaudio 6–3, 7–6 (7–3) , 7–6 (7–3)
Winner 29 July 2002 Kitzbühel, Austria Clay Juan Carlos Ferrero 6–4, 6–1, 6–3

Question: What type of surface did they play on for Àlex Corretja's wins (17–13) on October 23, 2000?