user: Question: How many races had #99 GAINSCO/Bob Stallings Racing in round 10?
Columns: ['Rnd', 'Circuit', 'Pole Position', 'Fastest Lap', 'Winner', 'Results']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Daytona', '#58 Brumos Racing', '#16 Penske Racing', '#58 Brumos Racing', 'Results']
SQL:

assistant: SELECT COUNT("Fastest Lap") FROM "Table" WHERE "Rnd" = 10.0 AND "Pole Position" = '#99 GAINSCO/Bob Stallings Racing';