A post in Yahoo’s search blog touted the size of the company’s index of items. Some 19.2 billion web pages and documents fill the index, along with 1.6 billion images. It is estimated that Google indexes around 11 billion items.

Index size doesn’t necessarily translate to quality search results. The entry in Yahoo’s search blog says they measure quality with four factors : relevance, comprehensiveness, freshness, and presentation. It further notes how Search Engine Watch has recognized their work with an Outstanding Search Service award.

Read the complete story . (WebProNews)