Here are the jobs with the fastest-growing & highest wages

Baristas enjoyed the biggest pay increases among U.S. employees over the past four years, according to a new report.

Since 2014, their earnings have increased more than 20.6%, according to job search and review website Glassdoor’s local pay report. Over the past year, pay for these food services employees increased 2.9% to an average base pay of $24,400.

Bank tellers also experienced robust wage growth over the past four years. Glassdoor found that these workers saw cumulative gains of 17.7% during that timeframe, while wages jumped 5.5% year-over-year to an average salary of $30,066.

Growth in pay among cashiers has increased 16.5% since 2014, with the average salary rising to $27,923 as of April. Customer-service managers received an average pay increase of 16% over the past four years, with an average median wage of $ 54,966 in April.

Highest-paid positions:

The energy and utilities industry boasted the highest median base pay as of last month, with an average salary of $56,505.

The highest-paid positions as of April were:

Pharmacist: $127,822

Solutions architect: $102,589

Attorney: $101,817

Tax manager: $97,327

Data scientist: $95,879

Median pay among all worker positions increased 1.2% year-over-year, according to Glassdoor, to an average of $51,927.

Declining earnings:

There were some positions that saw a decline in earnings over the past year. Professors, for example, saw median base pay reduced by an average of 3.3%, to $86,166. Wages among communications managers declined 2.5%, to $65,882, year-over-year. Maintenance workers and technicians also lost wage gains over the past year.