Results released in May 2011 for the Unisys Security Index, a semi-annual survey of consumer opinion on multiple dimensions of security, showed that 56 percent of Americans saw cargo transported by air, sea or land as extremely or very vulnerable to malicious or terrorist attack.

FORBES: Air Cargo Security: Time For The World To Take New Measures

The index trades for 13.4 times 2010 per-share earnings forecasts, compared with an average multiple of 16.4 times reported income since 1954.

FORBES: Analysts Get Back To Bullishness