The majority of a language's usage isn't in front-facing projects, particularly if your language's name start with "Per" and ends in "l". A few usages you won't pick up:
Let's face it - this whole dick-measuring thing is only cause y'all afraid we've got the smaller one. I have
had a problem finding a job working in Perl. For the last 2.5 years, I've been working from home exclusively and look to be doing so for the next several years. I know and/or can find people who do the same thing in language X for all values of X. Anyone who says otherwise is lazy.