Unicode is used in almost 50% of Internet Documents
Good News! According to Google Unicode is used on almost half of the Internet pages, wich makes it a global text encoding of choice. Google uses version version 5.2 of Unicode, which represents wide range of characters from Egyptian Hieroglyphs, to most of living languages including Hebrew, Arabic, Chinese and Zulu.
ASCII once dominating the web is down to 20% and it is probably pages that have not been updated in last several years.