The last 8 years not much has changed in the top 10 Languages except for Objective-C (in) and Delphi (out). Apart from iPhone language Objective-C, new language adoption appears to be much harder than expected. The main reason for this is probably that it is very difficult to migrate a large code base from one language to another one. So changes are slow. But even if we take this into account there are no new languages that show a slow but constant uprise.
This month Apple announced its new programming language Swift for iOS and OS X development. Swift is not yet part of the ranking, but will be as of next month.
The ratings are based on the number of skilled engineers world-wide, courses and third party vendors. The popular search engines Google, Bing, Yahoo!, Wikipedia, Amazon, YouTube and Baidu are used to calculate the ratings. Observe that the index is not about the best programming Want to save the environment? Try taking a whiz in the shower
language or the language in which most lines of code have been written.
source: tiobe software