This is the 9207th most frequent Korean word.
건수를
"건수를" refers to "the number of cases" or "instances" in English.
In this sentence, '건수를' refers to the count or number of transactions or deals.
그는 결국 거래의 건수를 올리고 성공했다.
He eventually increased the number of deals and succeeded.
Here, '건수를' is used to denote cases or instances that need to be tracked or documented.
학교에서는 다양한 건수를 기록해야 한다.
At school, various instances need to be recorded.
In this usage, '건수를' refers to occurrences or instances intended to be minimized.