Name the location attendance for 20
{'header': ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record'], 'page_title': '2008–09 New Jersey Nets season', 'section_title': 'Game log', 'caption': 'Game log', 'rows': [['18', 'December 5', 'Minnesota', 'W 113–84 (OT)', 'Vince Carter (18)', 'Brook Lopez (10)', 'Devin Harris (5)', 'Izod Center 15,364', '10–8'], ['19', 'December 6', '@ Philadelphia', 'W 95–84 (OT)', 'Devin Harris (27)', 'Vince Carter , Brook Lopez (11)', 'Devin Harris , Vince Carter (8)', 'Wachovia Center 13,096', '11–8'], ['20', 'December 10', 'New York', 'L 109–121 (OT)', 'Devin Harris (32)', 'Vince Carter (7)', 'Devin Harris (7)', 'Izod Center 16,722', '11–9'], ['21', 'December 12', 'Toronto', 'L 79–101 (OT)', 'Yi Jianlian , Devin Harris (14)', 'Brook Lopez (8)', 'Devin Harris (5)', 'Izod Center 13,926', '11–10'], ['22', 'December 13', '@ Chicago', 'L 104–113 (OT)', 'Vince Carter (39)', 'Bobby Simmons (10)', 'Devin Harris (7)', 'United Center 21,751', '11–11'], ['23', 'December 15', '@ Toronto', 'W 94–87 (OT)', 'Ryan Anderson (21)', 'Vince Carter (10)', 'Vince Carter , Devin Harris (5)', 'Air Canada Centre 18,561', '12–11'], ['24', 'December 17', 'Utah', 'L 92–103 (OT)', 'Vince Carter (32)', 'Yi Jianlian , Brook Lopez (7)', 'Devin Harris (11)', 'Izod Center 12,542', '12–12'], ['25', 'December 19', 'Dallas', 'W 121–97 (OT)', 'Devin Harris (41)', 'Vince Carter , Yi Jianlian (10)', 'Devin Harris (13)', 'Izod Center 9,889', '13–12'], ['26', 'December 20', 'Miami', 'L 103–106 (OT)', 'Brook Lopez (22)', 'Brook Lopez (13)', 'Devin Harris (9)', 'Izod Center 14,139', '13–13'], ['27', 'December 22', 'Houston', 'L 91–114 (OT)', 'Keyon Dooling (17)', 'Brook Lopez (9)', 'Keyon Dooling (5)', 'Izod Center 16,303', '13–14'], ['28', 'December 23', '@ Indiana', 'W 108–107 (OT)', 'Vince Carter (38)', 'Vince Carter , Brook Lopez (8)', 'Devin Harris (11)', 'Conseco Fieldhouse 11,272', '14–14'], ['29', 'December 26', 'Charlotte', 'L 87–95 (OT)', 'Vince Carter (19)', 'Brook Lopez (7)', 'Keyon Dooling (6)', 'Izod Center 16,852', '14–15'], ['30', 'December 27', '@ Charlotte', 'W 114–103 (OT)', 'Vince Carter (28)', 'Brook Lopez (13)', 'Vince Carter , Keyon Dooling (6)', 'Time Warner Cable Arena 15,837', '15–15'], ['31', 'December 29', 'Chicago', 'L 87–100 (OT)', 'Vince Carter (31)', 'Bobby Simmons (10)', 'Devin Harris , Bobby Simmons (5)', 'Izod Center 18,786', '15–16']]}