Variable

Type

Instruction

Mean

Standard Deviation

Monthly household income

Classification

Below ¥2999 = 1; ¥3000 - 5999 = 2; ¥6000 - 8999 = 3; ¥9000 - 11,999 = 4; ¥More than 12,000 = 5

2.59

1.23

Building area

Continuous

Housing construction area size (m²)

120.94

55.30

Number of family members

Continuous

The number of members who live together in a house

4.02

1.91

Housing property

Classification

Whether it is affordable housing: Yes = 1; No = 0

0.17

0.38

Cook at home

Continuous

Average home cooking times per day

2.29

0.75

Frugal purpose for saving money

Classification

We are frugal in household management mainly to save money: Very consistent = 5; Consistent = 4; General = 3; Not very consistent = 2; It does not fit at all = 1

3.67

1.33

Emphasis of low carbon consumption

Classification

Family adults can focus on low-carbon consumption: Very consistent = 5; Consistent = 4; General = 3; Not very consistent = 2; It does not fit at all = 1

4.30

0.87

Consumption without luxury

Classification

Family adults do not pursue luxury goods: Very consistent = 5; Consistent = 4; General = 3; Not very consistent = 2; It does not fit at all = 1

3.94

1.13