user: Question: Name the total number of race time for Kevin Harvick
Columns: ['Year', 'Date', 'Driver', 'Team', 'Manufacturer', 'Laps', 'Miles (km)', 'Race Time', 'Average Speed (mph)', 'Report']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1988.0, 'November 6', 'Alan Kulwicki', 'AK Racing', 'Ford', '312', '312 (502.115)', '3:26:57', '90.457', 'Report']
SQL:

assistant: SELECT COUNT("Race Time") FROM "Table" WHERE "Driver" = 'Kevin Harvick';