Heres another couple of little titbits for you ...http://singularityhub.com/2011/04/0...-lost-at-sea-each-year-heres-a-look-at-one-2/
http://en.wikipedia.org/wiki/General_average
I never pay to insure mine either. I talked to a customer who's also a shipper and even with the insurance there's a clause " act of god" ie. hurricane, bad weather. They never pay.