user: Question: When N/A is the cash fate and N/A is the 31-day pass how many types of fare are there?
Columns: ['Type of Fare', 'Cash Fare', 'Day Pass', '31-Day Pass', 'Monthly Pass']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Fort Irwin-Barstow/Victorville', '$12.00', 'N/A', 'N/A', '$245.00(MTBP)']
SQL:

assistant: SELECT COUNT("Type of Fare") FROM "Table" WHERE "31-Day Pass" = 'N/A' AND "Cash Fare" = 'N/A';