Table:
number of job vacancies
job vacancy rate
percentage of positions vacant for 90 days or more
long-term job vacancy rate

thousands
percent

main industrial sector
377.5
2.4
9.3
0.23

construction
24.2
2.4
8.6
0.21

manufacturing
30.1
2.0
8.5
0.17

wholesale trade
15.1
1.9
9.6
0.18

retail trade
53.4
2.7
9.3
0.25

transportation and warehousing
17.4
2.3
9.5
0.22

professional, scientific and technical services
25.5
2.9
10.9
0.31

administrative and support services
30.7
3.8
6.3
0.24

educational services
9.7
0.8
8.9
0.07

health care and social assistance
37.9
2.0
13.7
0.27

accommodation and food services
52.5
4.0
7.1
0.28

other
80.9
2.4
9.9
0.24

Statement: in 2016, the health care and social assistance sector and the professional, scientific and technical services sector had the highest prevalence of long-term job vacancies.
Question: in 2016, what are the top two main industrial sectors that had the highest prevalence of long-term job vacancies?
Answer: professional, scientific and technical services, health care and social assistance