| Total | 28 | 27 | 25 | 21 | 21 | 21 | 20 | 20 | 21 | 1 | 
 | Selected industries |  |  |  |  |  |  |  |  |  |  | 
 | 11 Oil and gas extraction2 | 53 | 41 | 42 | 34 | 22 | 33 | 31 | 25 | 29 | 4 | 
 | 10, 12-37 Manufacturing and mining | 33 | 28 | 26 | 23 | 24 | 25 | 21 | 23 | 25 | 2 | 
 | 45 Construction | 33 | 32 | 31 | 22 | 25 | 23 | 24 | 25 | 21 | -4 | 
 | 52 Retail trade | 22 | 23 | 20 | 15 | 20 | 18 | 13 | 19 | 21 | 2 | 
 | 55 Hotels and restaurants | 24 | 21 | 17 | 13 | 19 | 18 | 16 | 13 | 21 | 8 | 
 | 60-64 Transport/ telecommunication | 26 | 27 | 26 | 22 | 21 | 22 | 18 | 20 | 21 | 1 | 
 | 65-74 Financial intermediation, real estate and business activities | 37 | 36 | 32 | 28 | 27 | 27 | 27 | 27 | 28 | 1 | 
 | 80 Education | 21 | 22 | 17 | 16 | 12 | 13 | 12 | 10 | 13 | 3 | 
 | 85 Health and social work | 15 | 17 | 17 | 14 | 14 | 13 | 14 | 14 | 16 | 2 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | Males | 32 | 30 | 28 | 24 | 23 | 24 | 23 | 23 | 24 | 1 | 
 | Females | 20 | 21 | 19 | 15 | 16 | 17 | 15 | 15 | 17 | 2 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | 16-24 years | 24 | 24 | 22 | 15 | 16 | 18 | 13 | 15 | 21 | 6 | 
 | Males | 29 | 27 | 26 | 17 | 21 | 22 | 14 | 19 | 23 | 4 | 
 | Females | 15 | 20 | 15 | 11 | 8 | 12 | 11 | 9 | 16 | 7 | 
 |  |  |  |  |  |  |  |  |  |  | 0 | 
 | 25-29 years | 31 | 28 | 24 | 20 | 24 | 21 | 19 | 22 | 23 | 1 | 
 | Males | 34 | 33 | 26 | 23 | 26 | 23 | 21 | 26 | 22 | -4 | 
 | Females | 24 | 21 | 21 | 14 | 20 | 19 | 16 | 15 | 24 | 9 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | 30-39 years | 32 | 28 | 28 | 24 | 23 | 23 | 23 | 22 | 24 | 2 | 
 | Males | 34 | 32 | 32 | 28 | 26 | 26 | 27 | 24 | 27 | 3 | 
 | Females | 22 | 22 | 20 | 17 | 17 | 18 | 16 | 17 | 17 | 0 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | 40-54 years | 27 | 27 | 25 | 21 | 21 | 22 | 20 | 20 | 22 | 2 | 
 | Males | 31 | 31 | 28 | 25 | 23 | 24 | 23 | 23 | 25 | 2 | 
 | Females | 19 | 21 | 20 | 14 | 17 | 18 | 15 | 15 | 17 | 2 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | 55-74 years | 24 | 23 | 19 | 19 | 16 | 18 | 18 | 17 | 16 | -1 | 
 | Males | 28 | 25 | 22 | 21 | 16 | 20 | 19 | 18 | 18 | 0 | 
 | Females | 15 | 19 | 15 | 15 | 15 | 13 | 15 | 15 | 13 | -2 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | Primary school level3 | 21 | 21 | 19 | 14 | 15 | 15 | 13 | 14 | 14 | 0 | 
 | Males | 27 | 24 | 22 | 17 | 18 | 18 | 15 | 17 | 17 | 0 | 
 | Females | 13 | 15 | 14 | 9 | 10 | 9 | 10 | 8 | 8 | 0 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | Secondary school level3 | 29 | 27 | 24 | 19 | 19 | 19 | 18 | 18 | 20 | 2 | 
 | Males | 32 | 30 | 27 | 23 | 22 | 22 | 21 | 21 | 23 | 2 | 
 | Females | 21 | 18 | 17 | 12 | 14 | 12 | 12 | 13 | 14 | 1 | 
 |  |  |  |  |  |  |  |  |  |  |  | 
 | University level | 32 | 34 | 30 | 25 | 25 | 26 | 24 | 23 | 25 | 2 | 
 | Males | 37 | 37 | 35 | 29 | 27 | 27 | 26 | 27 | 27 | 0 | 
 | Females | 26 | 28 | 24 | 19 | 20 | 23 | 20 | 19 | 22 | 3 | 
 |  |