Age (Year)

Length of service (years)

Record of formal schooling

Marriage status

Birth

30 - 39

40 - 49

≥50

<5

5 - 10

>10

Undergraduate course

Bachelor degree

Have baby

or above

YES

NO

persons

3

28

77

2

43

63

22

86

96

12

13

95

Composition than (%)

2.8

25.9

71.3

1.9

39.8

58.3

20.4

79.6

88.9

11.1

12.0

88.0