user: Question: How many Ford Focus Electric vehicle emission test scores were recorded in California?
Columns: ['Vehicle', 'EPA rated All-electric range', 'EPA rated combined fuel economy', 'Alaska ( Juneau )', 'California (San Francisco)', 'Mid-Atlantic South (Washington, D.C.)', 'U.S. national average electric mix', 'Southeast (Atlanta)', 'Midwest (Des Moines)', 'Rocky Mountains (Denver)']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Mitsubishi i-MiEV', 'mi (km)', '112 mpg-e (30kW-hrs/100 miles)', '80 g/mi (50 g/km)', '100 g/mi (62 g/km)', '160 g/mi (99 g/km)', '200 g/mi (124 g/km)', '230 g/mi (143 g/km)', '270 g/mi (168 g/km)', '290 g/mi (180 g/km)']
SQL:

assistant: SELECT COUNT("California (San Francisco)") FROM "Table" WHERE "Vehicle" = 'Ford Focus Electric';