Table: ammunition_specs
Columns: cartridge
bullet_weight
muzzle_velocity
muzzle_energy
max_pressure

Question: How many pressure figures are given for the .380 acp cartridge?
SQL: SELECT COUNT("max_pressure") FROM ammunition_specs WHERE "cartridge" = '.380 ACP'

Question: What is the max pressure of the cartridge where the muzzle energy is 201ft•lbf (273 j)?
SQL: SELECT "max_pressure" FROM ammunition_specs WHERE "muzzle_energy" = '201ft•lbf (273 J)'

Question: What is the max pressure of the .38 long colt cartridge?
SQL: SELECT "max_pressure" FROM ammunition_specs WHERE "cartridge" = '.38 Long Colt'

Question: What is the bullet weight when the max pressure is 12,000 cup?
SQL: SELECT "bullet_weight" FROM ammunition_specs WHERE "max_pressure" = '12,000 CUP'