0.25 and <=0.5]]> Russia, Japan, China, North Korea, South Korea, Taiwan 0.25-0.5 m 5848944 1978 8139 1560490 3636092 178209 317262 148749 3 485 1256 63 121 47 0.5 and <=1]]> Russia, North Korea, South Korea, China 0.5-1.0 m 225521 125 14629 0 196348 4508 10034 0 8 0 109 2 5 0 1 and <=2]]> 1.0-2.0 m 0 0 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