Table:
2006 to 2016 trajectory
total
non-immigrants
immigrants
non-immigrants
immigrants

women
men
women
men

percent

no overqualification
80.4
83.9
70.7
82.5
85.6
66.2
74.7

start of overqualification
4.6
4.2
5.5
4.6
3.7
6.1
5.0

end of overqualification (overqualification in 2006, not in 2016)
9.7
8.3
13.7
9.1
7.2
16.1
11.6

persistent overqualification
5.3
3.6
10.1
3.8
3.5
11.6
8.7

Statement: by combining information regarding the jobs and characteristics of the same workers in 2006 and 2016, there are four possible trajectories.
Question: how many possible trajectories in 2006 and 2016 ?
Answer: [4]