From the December 2011 issue of Inc. magazine

The Crazy, Mixed-up IPO Market

More companies have filed for an initial public offering, but have not yet gone public this year than in more than a decade.

 

IPOs

211: The number of companies that, as of October, had filed for an initial public offering but had not yet gone public, the most in more than a decade

Portion of venture capital–backed companies that went public within five years of receiving funding...

From 1991 to 2000: 18%

From 2001 to 2010: 1%