nine-to-five vs unemployment

nine-to-five

verb
  • To work a typical job beginning at 9 a.m. and ending at 5 p.m. 

adj
  • Of a job, beginning at 9 a.m. and ending at 5 p.m., the usual office hours in many countries. 

unemployment

noun
  • An instance or period of joblessness. 

  • The level of joblessness in an economy, often measured as a percentage of the workforce. 

  • The state of having no job; joblessness. 

  • A type of joblessness due to a particular economic mechanism. 

  • The phenomenon of joblessness in an economy. 

How often have the words nine-to-five and unemployment occurred in a corpus of books? (source: Google Ngram Viewer )