→ Including YouTube, Google O&O properties producing larger share of PMax Across the segment of Google Performance Max impressions generated outside of Google search, YouTube video increase from a year earlier. Over time, a smaller share of PMax placement impressions have been produced While Amazon has remained active in Google text ad auctions, its absence from US Google shopping listings over year in Q1. With CPC rising 1% in Q1, text ad spending growth was 13%.