This map is designed to show the relative population size and the damage caused to the villages in the UK in 1066AD.
Total Population of the 2143 Domesday Villages in 1086AD shown is 17525
This would equate to a Fyrd(national service) of approximately 4181 soldiers.
Please Note that the estimate for the Fyrd is based on 25% of the
population(excluding Priests and Slaves) being eligible for military duties.