Iwŏn-ŭp

530 m at 21.5%

340 m at 18.2%

490 m at 13.7%

320 m at 12.2%

990 m at 11.9%

1.1 km at 11.2%

550 m at 9.9%

570 m at 9.8%

5.6 km at 9.6%

360 m at 9.6%

430 m at 9.5%

340 m at 9.5%