noun
utilization rate; usage rate; capacity factor
Refers to the proportion of available capacity or resources actually used, common in business, engineering, and statistics.
この工場の設備利用率は80%を超えている。
The capacity utilization rate of this factory exceeds 80%.
新サービスの利用率を調査する。
We will investigate the usage rate of the new service.
稼働率 specifically refers to the operating rate of machinery or equipment, whereas 利用率 can apply to services, facilities, or abstract resources.
Compound of 利用 (riyō, 'use, utilization') and 率 (ritsu, 'rate, proportion').