user: Question: How many people had the high rebound total when the team was 19-13?
Columns: ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [32.0, 'January 1', 'Minnesota', 'W 97–70 (OT)', 'Dwyane Wade (19)', 'Alonzo Mourning (10)', 'Dwyane Wade (9)', 'American Airlines Arena', '19-13']
SQL:

assistant: SELECT COUNT("High rebounds") FROM "Table" WHERE "Record" = '19-13';