There’s certainly no shortage of research about how to market to millennials — brands are working overtime to figure out how best to appeal to the valuable demographic, and research firms and others continue publishing insights. As a service to all parties, I decided to package up some of the more interesting and relevant bullet points I’ve come across lately.

18 to 34 years old

The age range of the millennial, according to the U.S. Census Bureau.

75.3 million

The projected number of millennials living in the U.S. by the end of 2015. They are now the largest demographic group, having surpassed baby boomers this year.

63 percent

Proportion of millennials (ages 18 to 29) who don’t have a credit card, according to a survey commissioned by Bankrate.

Half

Fifty percent of millennials will do more holiday shopping on their smartphones and/or tablets than they will by making in-store purchases, says Dynatrace.

52

Percentage of millennials who make purchases on their phones at least a few times a month, says research from Invoca.

6 billion

Number of daily video views on Snapchat. The app has 100 million active daily users, 63 percent of whom are between the ages of 18 and 34.

2025

The year when 50 percent of adults under 32 will no longer be paying for traditional cable subscriptions, says Forrester Research.

47.4 percent

The portion of Bernie Sanders’ social following composed of millennials. The least popular candidate with the group is Mike Huckabee: Millennials make up just 29.1 percent of his social following, says a study by HyPR.

3X

Millennials are three times more likely to call a business than to Tweet at them, says Invoca.

16 percent

Number of 25- to 34-year-olds who plan to use an online grocery delivery service (such as Peapod, FreshDirect, Amazon Fresh or Blue Apron) to buy food for Thanksgiving, says the “customer science company” Dunnhumby.

500 percent

Advertisers are spending 500 percent more on digital media to reach millennials than on media to reach all other consumer groups, says new research from the ad data and analysis firm Turn.

1 in 3

A third of 16- to 24-year-olds block ads, says a study by Moz and Fractl.

#1

Ranking of the Imgur website among millennial men, according to ComScore.

81 percent

Number of smartphone- or tablet-using millennials who say they will abandon an ecommerce transaction and shop elsewhere if a mobile site or app is buggy, slow, or prone to crashes, says research from Dynatrace.

Half

Fifty-one percent of 18-to-34-year-olds are likely to broadcast their complaints about poor online shopping experiences on social media, Dynatrace says.

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