CREATE TABLE table_31639 ("Aircraft" TEXT, "Origin" TEXT, "Type" TEXT, "Versions" TEXT, "In service" TEXT)

How many C-95 aircrafts originating in Brazil are currently in service?
SELECT "In service" FROM table_31639 WHERE "Origin" = 'brazil' AND "Versions" = 'c-95'
SELECT "In service" FROM "table_31639" WHERE "Origin" = 'brazil' AND "Versions" = 'c-95'