Yachts with Hulls of undefined

There are currently over 10,800 yachts afloat. The longest yacht in the world is Azzam, measuring 180.61m (592'7‘). She was built in 2013 by Lürssen. The largest yacht in the world is Fulk Al Salamah, built by Mariotti in 2016, with a volume of 20,361 GT. On average, yachts are 36m long with a volume of 341 GT. A total of 275 yachts were built last year.