noun
import volume; amount of imports
Used in economic, trade, and statistical contexts to refer to the quantity or value of imported goods.
今年の輸入量は去年より増えた。
This year's import volume increased compared to last year.
原油の輸入量が減少している。
The volume of crude oil imports is decreasing.
輸入額 refers specifically to the monetary value of imports, while 輸入量 can refer to quantity or volume.
Compound of 輸入 (import) + 量 (quantity, volume).