Table:
text: 2009–10 Toronto Raptors season
Regular season
December
Game Date_ Team Score High_points High_rebounds High_assists Location_Attendance Record
19 December 1 Washington L 102–106 (OT) Chris Bosh (22) Chris Bosh (14) Hedo Türkoğlu (6) Air Canada Centre 15,776 7–12
20 December 2 @ Atlanta L 115–146 (OT) DeMar DeRozan (21) Amir Johnson (7) Jarrett Jack (8) Philips Arena 12,272 7–13
21 December 4 @ Washington W 109–107 (OT) Chris Bosh (31) Chris Bosh (16) José Calderón (9) Verizon Center 20,173 8–13
22 December 5 @ Chicago W 110–78 (OT) Chris Bosh (25) Chris Bosh (12) Jarrett Jack (9) United Center 20,481 9–13

Question: From the Toronto Raptors 2009-10 regular season roster, how many attended on December 2?