I think the relevant department only survey those high income family, not every family, especially the sole breadwinner of the family, really depend on one person can earn $6830 per month?

• 统计局说每户家庭的平均月入达6280元，比起2006年的5730元增加了9.；6%25。而在有至少一名成员受雇的家庭中，这些家庭的平均月入也达到6830元，增幅是9