The native norming group consisted of approximately 33% speakers from the U.K. and 66% speakers from the USA and had a female/male ratio of 55/45. Ages ranged from 18 to 75.

• 本地测试人群的大致比率是，33%25的人来自英国，66%25来自美国，男女比例为55比45，年龄段为18岁到75岁。