김씨의 한달 월급이 1,800원이었고, 노동당과 직장조합에서 공제하는 돈이 약 800원이었던 것을 생각하면, 여행증명서는 김씨 월급의 15개월치였다.
Considering that his monthly salary was 1,800 won, and about 800 won was deducted for mandatory contributions to the Workers' Party and his factory union, the travel permits cost about 15 months of Kim's take-home salary.hrw.org hrw.org