Stefan Glienke started some interesting demographics polls on the G+ Delphi community.
How old are you?.
How long ago did you start using Delphi?.
Demographics are about group members that actually voted. Which might rule out Delphi programmers not writing English well.
Despite that, I think it actually tells a lot, especially when you read the comments as well.
And it made DavidI provide some background on the geographic distribution: Where in the world are programmers using Delphi? – Blogs.
–jeroenFiled under: Delphi, Development, Software Development