Slope Chart

A specialized line chart, this chart type highlights the change in rank or metric over two time periods.

Tutorials and Guides


NYC city council district voting guide

With New York 2023 elections coming up, The City and NY1 put together…

Shrinking middle-class

Income distribution continues to stretch on the high end and squish on the…

Covid-19 mortality before and after vaccine eligibility

Denise Lu and Albert Sun for The New York Times show the shifts…

How We Spent Our Time in 2020 Versus 2019

Our everyday routines changed over the past year, and with the 2020 American Time Use Survey, we can see by how much.

How time use changed in 2020

Ben Casselman and Ella Koeze for The New York Times compared time use…

Where people moved during the pandemic

In another look at migration through the lens of USPS change of address…

How Spending Changed for Different Income Groups

I compared spending in 1996 against the most recent spending estimates from the Bureau of Labor Statistics.

How Much the Everyday Changes When You Have Kids

I compared time use for those with children under 18 against those without. Here's where the minutes go.

Shifted Social Media Usage, Among Teens

Facebook took the biggest hit in the past three years. Snapchat and Instagram got more likes.

Power sources in each state

A clean and simple set of slope charts to show the change between 2000 and 2014.

Your income versus what it feels like

Incomes and the cost of living vary across the country. Some areas might…

What the Sexes Want, in Speed Dating

A few years ago I downloaded speed dating data from experiments conducted by…