user: Question: How many districts have t/vap values of 67.0%?
Columns: ['District', 'Region', 'Communes', 'Population (2002 census)', '% of total population', 'VAP', 'Enrolled', 'Total votes', 'Valid votes', 'Turnout', 'E/VAP', 'T/VAP', 'V/VAP']
Types: ['real', 'text', 'text', 'real', 'text', 'real', 'real', 'real', 'real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Arica and Parinacota', 'Arica , Camarones , Putre , General Lagos', 189644.0, '1.3%', 131900.0, 111699.0, 82438.0, 74721.0, '73.8%', '84.7%', '62.5%', '56.6%']
SQL:

assistant: SELECT COUNT("District") FROM "Table" WHERE "T/VAP" = '67.0%';