Socio-economic level

Low-income

10

5

67

7

8

47

15

Middle-income

24

52

32

42

34

55

76

High-income

7

16

30

11

12

48

23

Level of preparedness before coming to China

Not well prepared

31

47

40

47

31

60

78

Well prepared

10

26

28

13

23

36

36

Pattern of socialization

Chinese students

6

8

43

5

9

36

14

Non-Chinese students

35

65

35

55

45

55

100

Chinese language proficiency

Not/somewhat proficient

39

44

47

44

39

53

83

Proficient

10

21

32

16

15

52

31