What is the percentage of larceny cases among all cases that happened in Edgewater community?
larceny case refers to title = 'Larceny'; Edgewater community refers to community_area_name = 'Edgewater'; percentage = divide(count(case_number where title = 'Larceny'), count(case_number)) where community_area_name = 'Edgewater' * 100%
SELECT CAST(SUM(CASE WHEN T3.title = 'Larceny' THEN 1 ELSE 0 END) AS REAL) * 100 / COUNT(T2.case_number) FROM Community_Area AS T1 INNER JOIN Crime AS T2 ON T1.community_area_no = T2.community_area_no INNER JOIN FBI_Code AS T3 ON T2.fbi_code_no = T3.fbi_code_no WHERE T1.community_area_name = 'Edgewater'