Doing a little research I found this:
Men spend 19 percent more than women do.
Austin, Texas spend four times as much money as people in Detroit.
People who consistently shop online spend 24.6 percent more than people who shop in stores.
Americans aged 50 to 65 spend 74 percent more money per year than Americans aged 18 to 25.
People from Connecticut are the nation's biggest spenders, outspending Montanans by 112 percent.
Lesbian, gay, bisexual, and transgender adults spend 26 percent more on holiday gifts than heterosexuals.
The world's most avid clothes shoppers are the Chinese, with 31 percent saying that clothes shopping is their "favorite thing to do," compared to 14 percent of Italians and 13 percent of Argentines.
Southerners spend the most money on sports-logo apparel.
Gay male travelers spend 48 percent more on vacations than heterosexual travelers do.
College-educated people spend less on "conspicuous consumption" merchandise than high school-educated people.
Women spend 83 percent more money than men on virtual goods, purchased online to be used while playing digital games.
Here is the information for B2C in 2008 for a selected number of countries:
China: RMB 8.12 billion
USA: USD 221 billion
Germany: EUR 12.6 billion
UK: GBP 59.8 billion
France: EUR 20.1 billion
Canada: CAD 6.9 billion
