Mother's Day by the numbers

$122.16 - the average amount a person plans to spend on Mother's Day this year

- $928 million - estimated spending on spa or massage certificates for Mother's Day gifts

- $2.1 billion - estimated spending on jewelry for Mother's Day gifts

Calculate your worth

Have you moms out there ever wondered how much you should be paid each year for raising your kids? Moms with kids 18 and younger can calculate their worth at http://mom.salary .com.

If paid, the national median annual earnings for stay-at-home moms would be $134,121, according to the Web site.

The national median annual earnings for working moms would be $85,876 for the "mom job" portion of their work, in addition to their actual "work job" salary.

Source: National Retail Federation