Wondermn1; you really shouldn't be taking drugs so early in the morning! Using a list of rentals from Craigslist that has listings over two months old as a housing supply report is ridiculous. Most of the listings are rented with days....  If you want to see a real report on Hawaii's housing shortage, go to http://files.hawaii.gov/dbedt/economic/reports/2015-05-housing-demand.pdf

And yes, this legitimate  report concludes; "Another important driver of housing demand is the increase in the number of residential rental units being used as vacation rentals".