Variables

1985

1995

2005

2015

Coefficient

S.E.

Coefficient

S.E.

Coefficient

S.E.

Coefficient

S.E.

Intercept

757.13**

52.19

658.80**

146.37

793.80**

2.68

1624.67**

109.40

Age

0.71

0.63

2.18

1.62

2.68

1.68

−1.86*

0.95

Gender

12.17

24.02

−16.51

49.98

85.66*

43.11

73.00**

22.70

Education

−10.95

7.30

8.18

18.37

32.70

19.81

39.83**

12.05

Household size

130.74**

4.66

320.06**

13.30

461.49**

15.25

510.85**

9.83

Number of elderly members

−21.35

14.19

−51.80

30.38

−60.49*

29.14

59.85**

15.43

Number of wage earners

−49.21**

8.36

−50.21*

21.72

101.97**

23.57

70.64*

13.84

Income

0.92**

0.03

0.71**

0.04

0.50**

0.03

0.28**

0.02

Owner occupied

−9.93

17.55

26.64

47.40

86.45

53.48

173.32**

28.49

Without business use

−267.64**

23.37

−328.71**

70.15

−445.80**

81.99

−176.80**

53.77

2 - 3 floors

48.02**

18.11

145.04**

50.47

250.15**

63.24

173.34**

37.45

4 - 5 floors

226.86**

21.44

701.83**

54.91

583.87**

63.08

277.63**

39.22

>5 floors

463.33**

45.21

709.66**

71.66

607.04**

68.48

266.01**

41.56

Housing area

1.87**

0.16

0.62*

0.29

1.69**

0.27

0.60**

0.16

Number of televisions

152.82**

22.44

334.90**

33.24

290.92**

26.98

181.81**

14.34

Number of water heaters

75.27**

15.34

122.10**

47.69

81.81

52.93

63.00*

33.14

Number of air conditioners

639.89**

13.77

753.21**

19.24

434.61**

16.43

289.30**

9.29

Number of washing machines

156.40**

17.78

404.03**

63.17

424.38**

77.62

205.69**

49.64

Adjusted R2

0.45

0.39

0.39

0.49