On and Off Topic Blog https://onandofftopic.com/blog/ Posts about the data projects and browser games on On and Off Topic. America's 50 Biggest Fast-Food Chains, by the Numbers https://onandofftopic.com/blog/fast-food-by-the-numbers/ https://onandofftopic.com/blog/fast-food-by-the-numbers/ Tue, 29 Sep 2026 00:00:00 +0000 Subway has the most restaurants, McDonald's sells about as much as its next two rivals combined, and Chick-fil-A makes nearly double McDonald's per store. What the 2024 QSR Top 50 reveals. The States Presidents Rarely Visit While in Office https://onandofftopic.com/blog/where-presidents-rarely-go/ https://onandofftopic.com/blog/where-presidents-rarely-go/ Tue, 29 Sep 2026 00:00:00 +0000 Every sitting president since Washington has set foot in Pennsylvania, but only ten have visited Alaska. What 47 presidents' travel histories reveal about the states time forgot. What the World's Central Banks Keep in Their Vaults https://onandofftopic.com/blog/world-reserves-composition/ https://onandofftopic.com/blog/world-reserves-composition/ Tue, 29 Sep 2026 00:00:00 +0000 The dollar is 57% of world reserves, China's renminbi trails the Canadian dollar, and the US hoards roughly a quarter of all official gold. A tour of the IMF's reserve data. How to read the Bilateral Trade Explorer https://onandofftopic.com/blog/trade-explorer/ https://onandofftopic.com/blog/trade-explorer/ Mon, 01 Jun 2026 00:00:00 +0000 How to read the Bilateral Trade Explorer: balance bars, HS chapters, drilling into four-digit products, and a few pairings worth trying.