0.25 and <=0.5]]> Russia, Japan, China, North Korea, South Korea, Taiwan 0.25-0.5 m 5691483 1959 7384 1154069 3853723 195082 320812 160410 3 343 1374 70 115 52 0.5 and <=1]]> Russia, China 0.5-1.0 m 140941 85 14601 0 126339 0 0 0 7 0 77 0 0 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