情報の入手もと http://www.stat.go.jp/data/jinsui/2014np/zuhyou/05k26-2.xls SQL Fiddle PostgreSQL 9.3 Schema Setup: CREATE TABLE poplulationh26 ("id" int, "pref" varchar(4), "men" int, "women" int, "men1" int, "women1" int) ; INSERT INTO po…