when administrative centre is egilsstaðir, what is the pop./ km²?
CREATE TABLE table_2252745_1 (pop__km² VARCHAR, administrative_centre VARCHAR)
SELECT COUNT(pop__km²) FROM table_2252745_1 WHERE administrative_centre = "Egilsstaðir"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2252745_1 (pop__km² VARCHAR, administrative_centre VARCHAR) Question: when administrative centre is egilsstaðir, what is the pop./ km²? [/INST] SELECT COUNT(pop__km²) FROM table_2252745_1 WHERE administrative_centre = "Egilsstaðir" </s>