CREATE TABLE journal_committee (editor_id DECIMAL, journal_id DECIMAL, work_type TEXT)
CREATE TABLE editor (editor_id DECIMAL, name TEXT, age DECIMAL)
CREATE TABLE journal (journal_id DECIMAL, date TEXT, theme TEXT, sales DECIMAL)

Please show the most common age of editors.
SELECT age FROM editor GROUP BY age ORDER BY COUNT(*) DESC LIMIT 1
SELECT "age" FROM "editor" GROUP BY "age" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 1