50 and <=100]]> Vietnam, Laos 50-100 mm 5631540 3 5573896 57644 3 0 100 and <=250]]> Vietnam, Laos 100-250 mm 4086833 2 4085364 1469 2 0 250 and <=500]]> Vietnam, Laos 250-500 mm 128475 0 128396 79 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