0.25 and <=0.5]]> Russia, Japan, North Korea, South Korea 0.25-0.5 m 6719815 2319 12805 6160897 187759 358352 3 2130 66 118 0.5 and <=1]]> Russia, Japan, North Korea, South Korea 0.5-1.0 m 1636910 1035 20756 1175759 102595 337798 16 703 68 246 1 and <=2]]> South Korea 1.0-2.0 m 6476 7 0 0 0 6476 0 0 0 7 2 and <=3]]> 2.0-3.0 m 0 0 3 and <=5]]> 3.0-5.0 m 0 0 5 and <=100]]> more than 5 m 0 0