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1975-1995年间,美国拥有驾驶执照的女性人数的比例从68％上升到85％,增加了17％。在同一时期,持有驾驶执照的男性的比例仅上升4％,即从88％增至92％。1995年,拥有驾驶执照的女性的百分比与拥有驾照的男性的百分比为0.92:1。 1970-1990年,美国人口数量增长了29％,行驶的乘客-英里数增加了95.3％。 1969-1995年间,未拥有汽车的美国家庭的数量从20％降至8％。与此同时,拥有2辆以上机动车辆的家庭数量从30％上升至60％。1990年,91.4％的“上班族”开车上下班,仅有5.5％的“上班族”乘公交车辆上下班。1995年,超过100英里(160
Between 1975 and 1995, the percentage of women with a driving license in the United States increased from 68% to 85%, an increase of 17%. During the same period, the share of men holding driving licenses increased only by 4%, from 88% to 92%. In 1995, the percentage of women who own a driver’s license is 0.92: 1 compared with the number of men who own a driver’s license. From 1970 to 1990, the population of the United States increased by 29%, and the number of miles traveled by passengers increased by 95.3%. Between 1969 and 1995, the number of U.S. households without cars dropped from 20% to 8%. At the same time, the number of families with more than two motor vehicles increased from 30% to 60%. In 1990, 91.4% of “office workers” drove to and from work, while only 5.5% of “office workers” commuted to and from work by bus. In 1995, more than 100 miles (160