Syntax patterns: more statistics.

[Ruslan Shevchenko]

> Hi Ruslan,
>
> Very nice - it'll be interesting to see the results when run against some
> other libraries I used for my own analysis.  Thanks for sharing it!
>

Thanks. Results (about rethrow) was very surprising for me.

 Trying to analyze: I just see, that all this is 'system libraries'
which provide some layer, i. e.  may be have sence add some application
code  (open-source ERP, for example) to dataset.