| Year | Primary industry (%) | Secondary industry (%) | Tertiary industry (%) |
|---|---|---|---|
| 1980 | 40 | 22 | 38 |
| 1990 | 30 | 25 | 45 |
| 2000 | 20 | 28 | 52 |
| 2010 | 12 | 27 | 61 |
| 2020 | 8 | 24 | 68 |
Calculate the difference between employment (%) in the tertiary industry and secondary industry in 2020.
16%16\%16%
44%44\%44%
60%60\%60%
76%76\%76%