Table:
text: 1973 New York Jets season
Schedule
Schedule
Week Date_ Opponent Result_ Game_site Attendance
10 1973-11-18 at Cincinnati Bengals L 20–14 Riverfront Stadium 55745
11 1973-11-25 Atlanta Falcons L 28–20 Shea Stadium 47283
12 1973-12-02 Baltimore Colts W 20–17 Shea Stadium 51167
13 1973-12-09 at Philadelphia Eagles L 24–23 Veterans Stadium 34621
14 1973-12-16 Buffalo Bills L 34–14 Shea Stadium 47740

Question: What is the lowest attendance with a venue at Riverfront Stadium in the 1973 New York Jets season?