Some 2,277 private tech companies were acquired in 2012, according to a recent report by M&A database CB Insights.
For the 331 startups, which disclosed valuations and financials of the deals, acquirers paid $46.8 billion.
More than 50% of the startup exits were less than $50 million, while over 80% were less than $200 million. Only eight $1 billion startups were acquired in 2012.
