Table:
text: 1978 St. Louis Cardinals (NFL) season
Schedule
Schedule
Week Date_ Opponent Result_ Attendance
11 November 12, 1978 at San Francisco 49ers W 16-10 33155
12 November 19, 1978 at Washington Redskins W 27-17 52460
13 November 26, 1978 Philadelphia Eagles L 10-14 39693
14 December 3, 1978 Detroit Lions W 21-14 39200
15 December 10, 1978 at New York Giants L 0-17 52226
16 December 17, 1978 Atlanta Falcons W 42-21 40022

Question: What is the lowest attendance recorded during week 15 of the 1978 St. Louis Cardinals (NFL) season?