In the census of 1970 , in limited areas in Northern Norway , people were identified by ethnicity and language .
Norway enumerated the population in the northern part of the country by ethnicity between 1845 and 1930 .
In the census of 1970 , in limited areas in Norway   , people were identified by ethnicity and language .
Norway enumerated the population in the northern part of the country by ethnicity between 1845 and 1930 .