Average Weekly Hours of All Employees: Professional and Business Services in North Dakota was 35.90000 Hours per Week in March of 2022, according to the United States Federal Reserve. Historically, Average Weekly Hours of All Employees: Professional and Business Services in North Dakota reached a record high of 40.10000 in June of 2013 and a record low of 31.50000 in September of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Hours of All Employees: Professional and Business Services in North Dakota - last updated from the United States Federal Reserve on March of 2024.