50 and <=100]]> China, Russia, North Korea, Japan, South Korea, Philippines 50-100 mm 82190186 47 42635910 12410 11656820 2737996 24695894 451156 24 0 6 1 14 0 100 and <=250]]> China, North Korea, South Korea 100-250 mm 48335335 30 14512045 0 10111840 0 23711450 0 8 0 6 0 14 0 250 and <=500]]> North Korea 250-500 mm 3879 0 0 0 3879 0 0 0 0 0 0 0 0 0 500 and <=750]]> 500-750 mm 0 0 750 and <=1000]]> 750-1000 mm 0 0 1000 and <=10000]]> more than 1000 mm 0 0