SELECT count(*) ,  sex FROM people WHERE weight  >  85 GROUP BY sex
how many people are there whose weight is higher than 85 for each gender?
[Schema (values) (types)]: | candidate_poll |  candidate : candidate_id (text) , people_id (number) , poll_source (number) , date (text) , support_rate (text) , consider_rate (number) , oppose_rate (number) , unsure_rate (number) | people : people_id (text) , sex (number) , name (number) , date_of_birth (text) , height (text) , weight (number);