Table: atlantic_hurricane_season_2
Columns: year
number_of_tropical_storms
number_of_hurricanes
number_of_major_hurricanes
deaths
strongest_storm

Question: What is the largest overall number of major hurricanes?
SQL: SELECT MAX("number_of_major_hurricanes") FROM atlantic_hurricane_season_2

Question: When the death is none what is the number of major hurricanes?
SQL: SELECT COUNT("number_of_major_hurricanes") FROM atlantic_hurricane_season_2 WHERE "deaths" = 'None'

Question: What is the lowest overall number of hurricanes?
SQL: SELECT MIN("number_of_hurricanes") FROM atlantic_hurricane_season_2