https://www.telecompaper.com/news/dolby-prologic-ever-more-popular--82713
DOLBY PROLOGIC EVER MORE POPULAR - Telecompaper
UK: In the year to March 1996, the market for products using Dolby ProLogic chipsets grew 62% in volume to 336,900 units, vs 207,500 units in the year-earlier...
dolby prologicever morepopulartelecompaper