Istvan is one of only 30 provisional entrants in the world, and one of only 4 Americans entered in the race. Other entrants represent Brazil, Austria, France, Australia, Britain, Ireland, Italy, Norway, Palestine, Russia, Switzerland, and Estonia. The current average entrant age is 47, with the youngest at 26 and the oldest at 70. At 62, Istvan is the 4th oldest entrant. One of the exciting elements of the race will be seeing whether youth or experience yields the most successful results.