CREATE TABLE fires (fire_year DECIMAL, discovery_date DECIMAL, discovery_doy DECIMAL, discovery_time TEXT, stat_cause_code DECIMAL, stat_cause_descr TEXT, cont_date TEXT, cont_doy TEXT, cont_time TEXT, fire_size DECIMAL, fire_size_class TEXT, latitude DECIMAL, longitude DECIMAL, owner_code DECIMAL, owner_descr TEXT, state TEXT, county TEXT, fips_code TEXT, fips_name TEXT)

How many fire cases occur on the land without any owner?
SELECT COUNT(*) FROM fires WHERE owner_descr = "MISSING/NOT SPECIFIED"
SELECT COUNT(*) FROM "fires" WHERE "MISSING/NOT SPECIFIED" = "owner_descr"