Question: Tell me the determination method of this value, for Lucas County, it has a population of 439770
Choices: national estimation
Pensky–Martens closed-cup test
estimation process
register office
de facto
United Kingdom Census 2011
United Kingdom Census 1971
Population registration in Sweden
Canada 2011 Census
demographic balance
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Lucas County" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "439770"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Lucas County
function: QueryAttrQualifier
dependencies: 0
inputs: population
439770
determination method
Answer: estimation process