This article may have been posted before.  It appears to be about a year old, though I don't see a date.  This is breakdown of the photonic Interposer market and projected growth.  

I assume it was shared last year, given that the report idenfifies POET as a major player in the space.

Copying link here for those who may benefit:

https://straitsresearch.com/report/photonic-integrated-circuit-market