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:
| Date | Round | Opponent | Result | Venue | Scorers | Attendance | Match Report |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 20 September 2005 | Second Round | Bournemouth | 1–0 | Home | Roberts 86' | 3346.0 | Report |
| 25 October 2005 | Third Round | Watford | 3–0 (aet) | Home | Taylor 98' (pen), Johansson 117', 120+1' | 4531.0 | Report |
| 30 November 2005 | Fourth Round | Newcastle United | 1–0 | Home | Connolly 88' (pen) | 11574.0 | Report |
| 20 December 2005 | Quarter Final | Bolton Wanderers | 2–0 | Home | Roberts 40', 45+3' | 13401.0 | Report |
| 10 January 2006 | Semi Final (1st leg) | Arsenal | 1–0 | Home | Scharner 78' | 12181.0 | Report |
| 24 January 2006 | Semi Final (2nd leg) | Arsenal | 2–1 (aet) | Away | Roberts 119' | 34692.0 | Report |
Question:
When semi final (2nd leg) is the round what is the highest attendance?
Answer:
34692.0