There is a great post on CIS 471 comparing high speed internet service cost around the world. The breakdown is:

Where?	Monthly cost	Uplink (Mbps)	Downlink (Mbps)
Stockholm	$11	100	100
Seoul	$24	100	100
Hong Kong	$35	100	100
Tokyo	$61	100	100
Amsterdam	$127	100	100
Lafayette, LA, Municipal	$58	50	50
Lafayette, LA, Cox Cable	$140	5	50
US, where available, Verizon	$145	20	50

The post has some great insight into the differences and their causes. Check it out.