Write SQL query to solve given problem: What percentage of nations have achieved independence since 1993 and practice parliamentary democracy? Please include any three parliament-based democracies that attained independence after 1993.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT SUM(IIF(government = 'parliamentary democracy', 1, 0)) , CAST(SUM(IIF(government = 'parliamentary democracy', 1, 0)) AS REAL) * 100 / COUNT(*) FROM politics AS t1 WHERE STRFTIME('%Y', independence) >= '1993'