A tweet yesterday from the Pew Research Center calls attention to the 2015 installment of the Center’s annual survey of American’s Internet use, released back on June 26.

It shows that the percent of U.S. adults living in lower-income households (incomes below $30,000) who use the Internet remains at just 74% — compared to more than 95% for those with household incomes above $50,000.

Neither percentage has changed much over the past four years. They include Internet use at any speed and in any location — including school, work, the library, public wifi, by smartphone or dialup.

Here’s the key chart: