Table:
first study permit obtained in

1990 to 1994
1995 to 1999
2000 to 2004

percentage

years of study in canada before landing

2 years or less
42.6
33.6
20.6

3 to 4 years
40.5
42.9
52.7

5 years or more
16.9
23.5
26.7

had work permit in canada before landing

with high skill
19.8
18.1
22.3

with low skill
4.1
2.5
3.6

skill level unknown
17.2
16.8
25.0

no work permit
58.9
62.5
49.1

age at immigration

under 18
24.8
19.1
9.7

18 to 24
23.6
18.7
19.6

25 and over
51.6
62.2
70.8

education qualifications at landing

primary and secondary
43.1
31.4
21.5

trade
5.3
2.9
2.1

postsecondary, other
15.4
16.7
20.1

bachelor
17.0
25.9
35.4

above bachelor
19.2
23.1
20.8

canadian official language ability at landing

english mother tongue
17.9
15.6
10.2

french mother tongue
6.6
8.2
7.1

other mother tongue, speak english
54.6
55.1
62.6

other mother tongue, speak french
3.6
3.0
2.0

other mother tongues, speak english and french
5.1
8.5
11.3

no english or french
12.3
9.8
6.8

class of immigration

economic, principal applicant
30.0
39.3
47.7

economic, spouse or dependant
32.1
25.8
22.0

family
30.4
27.7
22.5

refugee
4.7
6.6
7.7

other
2.9
0.6
0.1

number of observations
41,000
44,000
71,000

Statement: the proportion who completed at least three years of study in canada was 57% among those from the early 1990s cohorts.
Question: among those from the early 1990s cohorts,what is the proportion of those who completed at least three years of study in canada?
Answer: [57.4]