How many kegs of beer are sold each year in the US?

Unfortunately, there's no publicly available, precise figure for the exact number of kegs of beer sold annually in the US.

Here's why it's hard to find that information:

* Data Collection Challenges: Tracking keg sales is complex. There are many different sizes of kegs, and sales occur through a variety of channels (breweries, distributors, bars, restaurants, etc.).

* Trade Secret: Sales data is often considered proprietary information by breweries and distributors, making it unlikely to be released publicly.

* No Single Authority: There's no central organization that collects and publishes comprehensive statistics on keg sales in the US.

However, we can look at some related data points to get an idea:

* Overall Beer Production: The US Brewers Association reports that total beer production in the US is around 200 million barrels per year. A barrel is roughly equivalent to 31 gallons, so this translates to a massive amount of beer.

* Keg vs. Bottled/Canned: Keg sales are generally a smaller percentage of overall beer sales than bottled or canned beer. Estimates vary, but some industry sources suggest that kegs account for perhaps 20-30% of total beer volume.

Based on these estimates, you could speculate that the US might sell somewhere between 40 and 60 million kegs of beer annually. But this is a very rough estimate, and the true figure could be higher or lower.