50 and <=100]]> China, Macau, Vietnam, Laos 50-100 mm 41804106 23 24975559 8080 16534524 285943 14 0 9 0 100 and <=250]]> China, Vietnam, Laos 100-250 mm 10924020 7 313606 0 10576650 33764 0 0 7 0 250 and <=500]]> Vietnam 250-500 mm 1484885 1 0 0 1484885 0 0 0 1 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