50 and <=100]]> United States, Mexico 50-100 mm 5976020 3 1357333 4618687 0 2 100 and <=250]]> United States, Mexico 100-250 mm 2814799 1 907200 1907599 0 1 250 and <=500]]> United States, Mexico 250-500 mm 6340086 5 739910 5600176 0 5 500 and <=750]]> Mexico 500-750 mm 145 0 0 145 0 0 750 and <=1000]]> 750-1000 mm 0 0 1000 and <=10000]]> more than 1000 mm 0 0