Technology sector, share of market over time

Here’s a straightforward stacked area chart from the Economist that shows shifting market share in the technology sector. It highlights the quick shrinkage of IBM in the 1990s, Microsoft reign soon after, and the apple surge mid-2000s. Be sure to look at the nominal and real views too, because even though relative dominance shifted, the sector as a whole is up and up.

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The Best Data Visualization Projects of 2011

I almost didn’t make a best-of list this year, but as I clicked through the year’s post, it was hard …

Watching the growth of Walmart – now with 100% more Sam’s Club

The ever so popular Walmart growth map gets an update, and yes, it still looks like a wildfire. Sam’s Club follows soon after, although not nearly as vigorously.

The Changing American Diet

See what we ate on an average day, for the past several decades.

Where People Run in Major Cities

There are many exercise apps that allow you to keep track of your running, riding, and other activities. Record speed, …