Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Game | Date | Team | Score | High points | High rebounds | High assists | Location Attendance | Record |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 18.0 | December 1 | @ Charlotte | W 108–90 (OT) | Ray Allen (27) | Kendrick Perkins (12) | Rajon Rondo (9) | Time Warner Cable Arena 15,129 | 14–4 |
| 19.0 | December 3 | @ San Antonio | W 90–83 (OT) | Kevin Garnett (20) | Kevin Garnett, Kendrick Perkins (7) | Rajon Rondo (12) | AT&T Center 18,581 | 15–4 |
| 20.0 | December 4 | @ Oklahoma City | W 105–87 (OT) | Kevin Garnett (23) | Kevin Garnett, Kendrick Perkins (8) | Rajon Rondo (6) | Ford Center 18,203 | 16–4 |
| 21.0 | December 8 | Milwaukee | W 98–89 (OT) | Kevin Garnett (25) | Kevin Garnett, Rajon Rondo (9) | Rajon Rondo (13) | TD Garden 18,624 | 17–4 |
| 22.0 | December 10 | @ Washington | W 104–102 (OT) | Rajon Rondo (21) | Kendrick Perkins (11) | Rajon Rondo (11) | Verizon Center 20,173 | 18–4 |
| 23.0 | December 12 | @ Chicago | W 106–80 (OT) | Rajon Rondo (16) | Kevin Garnett (10) | Rajon Rondo (14) | United Center 21,257 | 19–4 |
| 24.0 | December 14 | @ Memphis | W 110–105 (OT) | Paul Pierce (19) | Kevin Garnett (8) | Rajon Rondo (9) | FedExForum 14,193 | 20–4 |
| 25.0 | December 18 | Philadelphia | L 97–98 (OT) | Kevin Garnett (21) | Kendrick Perkins (16) | Rajon Rondo (10) | TD Garden 18,624 | 20–5 |
| 26.0 | December 20 | Minnesota | W 122–104 (OT) | Paul Pierce (29) | Kendrick Perkins (11) | Rajon Rondo (15) | TD Garden 18624 | 21–5 |
| 27.0 | December 22 | Indiana | W 103–94 (OT) | Ray Allen (23) | Rasheed Wallace (13) | Rajon Rondo (9) | TD Garden 18,624 | 22–5 |
| 28.0 | December 25 | @ Orlando | W 86–77 (OT) | Ray Allen (18) | Rajon Rondo (13) | Rajon Rondo (8) | Amway Arena 17,461 | 23–5 |
| 29.0 | December 27 | @ L.A. Clippers | L 90–92 (OT) | Rajon Rondo (20) | Tony Allen (10) | Rajon Rondo (6) | Staples Center 19,060 | 23–6 |
| 30.0 | December 28 | @ Golden State | L 99–103 (OT) | Rajon Rondo (30) | Kendrick Perkins (14) | Rajon Rondo (15) | Oracle Arena 19,259 | 23–7 |
Question:
what is the location attendance for game 27?
Answer:
TD Garden 18,624