Serge ran 27011.88 km in 365 days,
from 10/17/09 to 10/17/10,
i.e. a daily average of 74km per day,
the equivalent of 640 marathons.

He thus beat the world record established by Tirtha Kumar Phani (India)
who held the previous record for the period from 06/30/06 to 06/30/07
by having covered 22,581 km.