In 2005, 47 search startups — a record for one year — received more than $260 million in venture funding, according to Dow Jones Venture Wire. The total sum of that backing was the high-water mark since 2000, when nearly $280 million was invested into 18 search startups.
Taken from Marketwatch’s article on Powerset, the natural search engine launching in spring 2007, who got $12.5M on a valuation of ~$40M. Here’s other things we’ve written on Powerset.