What was the location attendance when High points was by Pierce (22)?
{'header': ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record'], 'page_title': '2007–08 Boston Celtics season', 'section_title': 'Game log', 'caption': 'Game log', 'rows': [['16', 'December 2', 'Cleveland', '80–70', 'Allen (20)', 'Garnett (8)', 'Allen , Garnett , House , Pierce (3)', 'TD Banknorth Garden 18,624', '14–2'], ['17', 'December 5', '@ Philadelphia', '113–103', 'Garnett (22)', 'Garnett (7)', 'Pierce (12)', 'Wachovia Center 15,779', '15–2'], ['18', 'December 7', 'Toronto', '112–84', 'Garnett (23)', 'Posey (10)', 'Rondo (7)', 'TD Banknorth Garden 18,624', '16–2'], ['19', 'December 8', '@ Chicago', '92–81', 'Allen (21)', 'Davis (12)', 'Pierce (7)', 'United Center 22,778', '17–2'], ['20', 'December 12', 'Sacramento', '90–78', 'Pierce (26)', 'Davis (9)', 'Rondo (5)', 'TD Banknorth Garden 18,624', '18–2'], ['21', 'December 14', 'Milwaukee', '104–82', 'Pierce (32)', 'Garnett (7)', 'Rondo (8)', 'TD Banknorth Garden 18,624', '19–2'], ['22', 'December 16', '@ Toronto', '90–77', 'Pierce (18)', 'Garnett (8)', 'Garnett (6)', 'Air Canada Centre 19,800', '20–2'], ['23', 'December 19', 'Detroit', '85–87', 'Garnett (26)', 'Garnett (12)', 'Rondo (7)', 'TD Banknorth Garden 18,624', '20–3'], ['24', 'December 21', 'Chicago', '107–82', 'Pierce (22)', 'Garnett , Pierce , Rondo (7)', 'Garnett (5)', 'TD Banknorth Garden 18,624', '21–3'], ['25', 'December 23', 'Orlando', '103–91', 'Pierce (24)', 'Garnett , Perkins (12)', 'Pierce , Rondo (6)', 'TD Banknorth Garden 18,624', '22–3'], ['26', 'December 26', '@ Sacramento', '89–69', 'Allen (17)', 'Garnett (10)', 'Pierce (6)', 'ARCO Arena 17,317', '23–3'], ['27', 'December 27', '@ Seattle', '104–96', 'Pierce (37)', 'Garnett (14)', 'Rondo (5)', 'KeyArena 17,072', '24–3'], ['28', 'December 29', '@ Utah', '104–98', 'Pierce (24)', 'Garnett , Perkins (9)', 'Rondo (7)', 'EnergySolutions Arena 19,911', '25–3']]}