ITRS -international technology roadmap of semi usually have the  
forecast (in order to get whole industry align from equipment to  
materials).  You might be able to find it 2016 - the last version of  
ITRS if my memory serve me right.  (after that, it changed to device  
and system roadmap by IEEE).
Good luck.
jk
On Sep 5, 2019, at 4:19 PM, Bev Christian wrote:

> TechNetters,
> I am on the scrounge again.  In one of my lectures to the students  
> I want to talk about the evolution of lead count and component type  
> change. Right now I have a graph of unknown origin that for 1999  
> shows % as a function of lead count for PTH, SMT, bare die and  
> array packages (the latter broken out from I presume SMT, unless  
> they are including PGAs as well).  I have unsuccessfully tried to  
> find a more recent version, say for at least 2016, if not 2017 or  
> 2018. Can anyone provide me such a graph or point me in the  
> direction of where I can find such?
> Regards,
> Bev