SELECT COUNT(*) FROM storm WHERE number_deaths > 0
Count the number of storms in which at least 1 person died.
CREATE TABLE region (
    region_id number,
    region_code text,
    region_name text
)

CREATE TABLE storm (
    storm_id number,
    name text,
    dates_active text,
    max_speed number,
    damage_millions_usd number,
    number_deaths number
)

CREATE TABLE affected_region (
    region_id number,
    storm_id number,
    number_city_affected number
)