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Historical Values
Year Value
1990 2,495 km
1991 2,495 km Exclusive economic zone: 200 nm; Territorial sea: 12 nm; Military boundary line: 50 nm in the Sea of Japan and the exclusive economic zone limit in the Yellow Sea (all foreign vessels and aircraft without permission are banned)
1992 2,495 km
1993 2,495 km
1994 2,495 km
1995 2,495 km
1996 2,495 km
1997 2,495 km
1998 2,495 km
1999 2,495 km
2000 2,495 km
2001 2,495 km
2002 2,495 km
2003 2,495 km
2004 2,495 km
2005 2,495 km
2006 2,495 km
2007 2,495 km
2008 2,495 km
2009 2,495 km
2010 2,495 km
2011 2,495 km
2012 2,495 km
2013 2,495 km
2014 2,495 km
2015 2,495 km
2016 2,495 km
2017 2,495 km
2018 2,495 km
2019 2,495 km
2020 2,495 km
2021 2,495 km
2022 2,495 km
2023 2,495 km
2024 2,495 km
2025 2,495 km