These changes and others like them changed the way that Portlanders live, and their vehicle-miles traveled per day, the amount that each person drives, actually peaked in 1996, has been dropping ever since, and they now drive 20 percent less than the rest of the country.
这些变化改变了 波特兰民众的生活方式 他们的驾车里程 平均到每个人 在1996年达到峰值 从那以后便开始下降 同美国其他地区相比 他们开车频率少20%