Table 7.

The proportion of respondents' monthly income and commuting fees.

Monthly income (Unit: yuan)	Less than 2,000	2,000–4,000	4,000–6,000	6,000–8,000	8,000–10,000	Over 10,000
Commuting fees (yuan)	91.8	140.8	205.3	278.6	321.5	571.8
Proportion of respondents	17.5%	54.5%	20.1%	4.8%	1.3%	1.8%
Proportion of commuting fees accounting for monthly income	9.18%	4.69%	4.11%	3.98%	3.57%	3.81%

2,000 yuan or less will be accounted as 1,000 yuan, 10,000 yuan or more will be accounted as 15,000 yuan, and the rest will be accounted by taking the interval value.