Table:
text: 1961 Washington Redskins season
Schedule
Schedule
Week Date_ Opponent Result_ Attendance
11 November 26, 1961 Baltimore Colts L 27-6 41062
12 December 3, 1961 at St. Louis Cardinals L 38-24 16204
13 December 10, 1961 Pittsburgh Steelers L 30-14 21134
14 December 17, 1961 Dallas Cowboys W 34-24 21451

Question: What is the average week for the game against Baltimore Colts with less than 41,062 spectators in Washington Redskins 1961 season?