the lowest income bracket的意思|示意

In 1996, 35.95 million households were in the lowest income bracket (with a salary of RMB 204 or less per month).

1996年，3595万个家庭处于最低收入阶层(每月收入等于或低于204元)。

When the researchers divided the teens into five income groups, those in the lowest bracket were 22 percent less likely than the middle bracket to have had a drink in the past 6 months.

当研究人员把这些青少年按照收入的多少分成五个小组，其中最少的一组人数占所有人数的百分之二十二相比于中等人数的那组在过去的6个月内更少饮酒。