Lots of info at SBA: <a href="http://www.sba.gov" rel="nofollow">http://www.sba.gov</a><p>Key facts from <a href="http://www.sba.gov/advo/stats/sbfaq.pdf" rel="nofollow">http://www.sba.gov/advo/stats/sbfaq.pdf</a><p>* 99.9% of all US businesses < 500 employees<p>* 29.7 million total businesses in US<p>* Approximately 600,000 new businesses start per year (and that number is relatively constant)