income tax vs property tax

income tax

noun
  • A tax levied on earned and unearned income, net of allowed deductions. 

property tax

noun
  • A tax, usually ad valorem, charged on the basis of the fair market value of property. The scope of taxable property varies by jurisdiction and it may include personal property in addition to real estate. 

How often have the words income tax and property tax occurred in a corpus of books? (source: Google Ngram Viewer )