50 and <=100]]> North Korea, South Korea, China, Japan, Taiwan 50-100 mm 50218687 28 2981530 18116906 29072306 47887 58 1 10 16 0 0 100 and <=250]]> North Korea, South Korea, China 100-250 mm 49340635 32 11208223 24976633 13155779 0 0 7 15 9 0 0 250 and <=500]]> North Korea, China 250-500 mm 1807107 1 1702077 0 105030 0 0 1 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