cast up one's accounts vs pray to the porcelain god

cast up one's accounts

verb
  • To come to an accounting; to examine and strike the balance of debt and credit; reckon. 

pray to the porcelain god

verb
  • Synonym of worship the porcelain god (“to vomit into a toilet bowl”) 

How often have the words cast up one's accounts and pray to the porcelain god occurred in a corpus of books? (source: Google Ngram Viewer )