50 and <=100]]> China, Laos, Vietnam 50-100 mm 10241171 5 8269306 200933 1770932 4 0 1 100 and <=250]]> China, Laos, Vietnam 100-250 mm 15435992 10 12693211 5399 2737382 8 0 1 250 and <=500]]> China 250-500 mm 1616197 1 1616197 0 0 1 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