Table:
canada
oil-producing provinces
central provinces
other provinces

percent

all sectors
2.7
4.2
2.4
2.4

forestry, logging and support activities for forestry
f
f
f
f

mining, quarrying, and oil and gas extraction
6.4
7.3
3.1
f

utilities
0.2
2.9
0.1
0.6

construction
3.0
3.9
1.9
4.6

manufacturing
2.0
4.5
1.6
2.1

wholesale trade
2.3
3.8
2.1
1.9

retail trade
1.4
2.9
1.2
1.0

transportation and warehousing
3.0
5.3
2.3
4.6

information and cultural industries
2.9
1.4
3.8
2.3

finance and insurance
1.7
2.8
1.8
1.1

real estate and renting and leasing
2.2
2.1
2.0
f

professional, scientific and technical services
4.2
8.4
3.1
4.1

management of companies and enterprises
3.2
4.7
3.2
2.2

administrative and support, waste management and remediation services
3.4
3.7
3.5
2.7

educational services
1.6
4.1
1.1
1.1

health care and social assistance
4.3
2.1
5.9
1.8

arts, entertainment and recreation
2.5
f
2.7
f

accommodation and food services
2.6
5.4
1.4
4.0

other services
3.1
f
2.9
2.7

public administration
2.4
3.3
1.9
2.5

Statement: oil-producing provinces posted the highest job vacancy rates in the professional, scientific and technical services sector。.
Question: which province posted the highest job vacancy rates in the professional, scientific and technical services sector?
Answer: oil-producing provinces