Table:
text: 2004–05 Manchester United F.C. season
FA Premier League
FA Premier League
Date_ Opponents Result_F_A Attendance League_position
15 August 2004 Chelsea 0–1 41813 17th
21 August 2004 Norwich City 2–1 67812 8th
28 August 2004 Blackburn Rovers 1–1 26155 11th
30 August 2004 Everton 0–0 67803 9th
11 September 2004 Bolton Wanderers 2–2 27766 11th
20 September 2004 Liverpool 2–1 67857 8th
25 September 2004 Tottenham Hotspur 1–0 36103 5th
3 October 2004 Middlesbrough 1–1 67988 4th
16 October 2004 Birmingham City 0–0 29221 6th
24 October 2004 Arsenal 2–0 67862 5th
30 October 2004 Portsmouth 0–2 20190 7th
7 November 2004 Manchester City 0–0 67863 7th
14 November 2004 Newcastle United 3–1 52320 7th

Question: What was the Manchester United FC attendance on 21 August 2004 in the 2004/05 FA Premier League season?