http://www.indeed.com/jobtrends?q=cvs%2C+subversion%2C+svn%2...
The popularity would actually be the sum of both.
http://www.indeed.com/jobtrends?q=git%2C+hg+or+mercurial%2C+...
http://www.indeed.com/jobtrends?q=cvs%2C+subversion%2C+svn%2...
The popularity would actually be the sum of both.