Question: How many years have a Make/ Model of new flyer c40lfr?
SQL: SELECT COUNT("Year") FROM "2-15142622-1" WHERE "Make/ Model" = 'new flyer c40lfr';

Question: Which Make/ Model that Numbers (Quantity Ordered) of 1461–1500 (40 buses)?
SQL: SELECT "Make/ Model" FROM "2-15142622-1" WHERE "Numbers (Quantity Ordered)" = '1461–1500 (40 buses)';

Question: Which Fuel Propulsion has Numbers (Quantity Ordered) of 7124-7156 (33 buses)?
SQL: SELECT "Fuel Propulsion" FROM "2-15142622-1" WHERE "Numbers (Quantity Ordered)" = '7124-7156 (33 buses)';

Question: Which Numbers (Quantity Ordered) have a Fuel Propulsion of CNG, and a Year smaller than 2008, and a Make/ Model of NABI 40-LFW?
SQL: SELECT "Numbers (Quantity Ordered)" FROM "2-15142622-1" WHERE "Fuel Propulsion" = 'CNG' AND "Year" < 2008.0 AND "Make/ Model" = 'NABI 40-LFW';

Question: Which Numbers (Quantity Ordered) have a Make/ Model of ElDorado National Passport?
SQL: SELECT "Numbers (Quantity Ordered)" FROM "2-15142622-1" WHERE "Make/ Model" = 'ElDorado National Passport';