50 and <=100]]> United States, Canada, Russia, Micronesia 50-100 mm 30378 0 28251 19 470 1637 0 0 0 0 100 and <=250]]> United States, Canada, Micronesia 100-250 mm 518 0 252 2 0 264 0 0 0 0 250 and <=500]]> 250-500 mm 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