Participation and performance trends in multistage ultramarathons—the ‘Marathon des Sables’ 2003–2012

Table 1 Increase in finishers, population and GNI per capita, PPP, and correlation between finishers and population and participants and GNI per capita 2003–2011

	Finishers				Population (in 1,000)				Finishers / Population						Finishers / Income
	2003	2011	r ²	p	2003	2011	r ²	p	2003	2011	r ²	p	r ²	p	r ²	p
FRA	240	230	0.09	>0.05	59,765	63,126	0.96	<0.01	27,460	35,860	0.92	<0.01	0.32	>0.05	0.26	>0.05
GBR	180	228	0.65	<0.01	59,554	62,417	1.0	<0.01	30,250	36,970	0.74	<0.01	0.82	<0.01	0.65	>0.05
ESP	9	76	0.97	<0.01	41,875	46,452	0.96	<0.01	24,470	31,930	0.80	<0.01	0.92	<0.01	0.79	<0.01
ITA	37	46	0.0	>0.05	57,604	60,789	1.0	<0.01	27,080	32,350	0.77	<0.01	0.05	>0.05	0.30	>0.05
GER	33	17	0.09	>0.05	82,533	82,163	0.74	<0.01	28,110	40,170	0.94	<0.01	0.02	>0.05	0.27	>0.05
USA	20	20	0.31	>0.05	290,810	313,085	1.0	<0.01	38,400	48,490	0.81	<0.01	0.54	>0.05	0.41	>0.05
SUI	8	24	0.74	<0.01	7,284	7,702	0.91	<0.01	36,100	50,900	0.96	<0.01	0.78	<0.01	0.85	<0.01
MAR	11	13	0.00	>0.05	30,088	32,644	0.92	<0.01	3,060	4,910	1.0	<0.01	0.07	>0.05	0.06	>0.05

Increase in finishers per country, population per country (in thousands) [44, 45] and gross national income per capita, purchasing power parity (PPP) (current international dollar) [46], correlation between finishers and population and participants and gross national income per capita from 2003 to 2011. FRA France, GBR Great Britain, ESP Spain, ITA Italy, GER Germany, USA United States of America, SUI Switzerland, MAR Morocco.

ISSN: 2046-7648