SELECT DISTINCT route,
PERCENTILE_CONT(0.25) WITHIN GROUP (ORDER BY unit_price)
OVER (PARTITION BY route) AS lower_percentil_price_cont,
PERCENTILE_CONT(0.50) WITHIN GROUP (ORDER BY unit_price)
OVER (PARTITION BY route) AS median_price_cont,
PERCENTILE_CONT(0.75) WITHIN GROUP (ORDER BY unit_price)
OVER (PARTITION BY route) AS upper_percentil_price_cont
FROM airfare_cleared;