user: Question: Name the total number of segment d for Wooden s Barrel
Columns: ['Series Ep.', 'Episode', 'Netflix', 'Segment A', 'Segment B', 'Segment C', 'Segment D']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: ['10-01', 118.0, 'S05E14', 'Magnets', 'Cooked Ham', 'Silver - plated s Teapot', 'Crash Test Dummies']
SQL:

assistant: SELECT COUNT("Segment D") FROM "Table" WHERE "Segment A" = 'Wooden s Barrel';