Latvia also enumerated people by ethnicity in its post-Soviet censuses of 2000 and 2011 .
The Soviet Union occupied Latvia in 1940 , and it enumerated people there by ethnicity from 1959 to 1989 .
Latvia also enumerated people by ethnicity in its Soviet Union censuses of 2000 and 2011 .
The Soviet Union occupied Latvia in 1940 , and it enumerated people there by ethnicity from 1959 to 1989 .