CREATE TABLE table_21489 ("Cartridge" CLOB, "Bullet weight" CLOB, "Muzzle velocity" CLOB, "Muzzle energy" CLOB, "Max pressure" CLOB)

How many pressure figures are given for the .380 acp cartridge?
SELECT COUNT("Max pressure") FROM table_21489 WHERE "Cartridge" = '.380 ACP'
SELECT COUNT("Max pressure") FROM "table_21489" WHERE "Cartridge" = '.380 ACP'