What does the following crontab entry do$?$

$0009-181-5**/$bin$/$check$-$db$-$status

It checks the status of the database each hour, from $9$ a$.$m$.$ to $6$ p$.$m$.,$ on the first through the fifth of each month.

It checks the status of the database each day every weekday $($not including weekends$)$ during the working hours, from $9$ a$.$m$.$ to $6$ p$.$m$.$

It checks the status of the database each hour, from $1$ a$.$m$.$ to $5$ a$.$m$.,$ on the ninth through the $18$th of each month.

It checks the status of the database each hour every weekday $($not including weekends$)$ during the working hours, from $9$ a$.$m$.$ to $6$ p$.$m$.$