| Date - Field | Korea, North - Area - comparative |
2012 January Area - comparative | slightly smaller than Mississippi |
2011 January Area - comparative | slightly smaller than Mississippi |
2010 January Area - comparative | slightly smaller than Mississippi |
2009 January Area - comparative | slightly smaller than Mississippi |
2008 January Area - comparative | slightly smaller than Mississippi |
2007 January Area - comparative | slightly smaller than Mississippi |
2006 January Area - comparative | slightly smaller than Mississippi |
2005 January Area - comparative | slightly smaller than Mississippi |
2004 January Area - comparative | slightly smaller than Mississippi |
2003 January Area - comparative | slightly smaller than Mississippi |
2002 January Area - comparative | slightly smaller than Mississippi |
2001 January Area - comparative | slightly smaller than Mississippi |
2000 January Area - comparative | slightly smaller than Mississippi |