select driver, count(*) as number FROM
(
select map, driver, score
from `mapstats_archive_0503201711032017`
where score = (select max(score) from `mapstats_archive_0503201711032017` as f where f.map = `mapstats_archive_0503201711032017`.map and ( map like "NGUI-drift%" or map like "NGUI-speedtrap%"))
UNION ALL
select map, driver, score
from `mapstats_archive_0503201711032017`
where score = (select min(score) from `mapstats_archive_0503201711032017` as f where f.map = `mapstats_archive_0503201711032017`.map and not ( map like "NGUI-drift%" or map like "NGUI-speedtrap%"))
    ) as tab GROUP BY driver ORDER BY number desc