A hosteling trend in the USA

The United States lags behind the rest of the world, especially Western Europe and Australia, in the number and capacity of its hostels. The US has roughly 350 hostels. For context, Germany has more Hostelling International hostels than the US has total hostels. HI has nearly 10 times more hostels in Germany (505) than in the US (54), despite the US having more than double the number of international tourist arrivals (67M vs 30.