user: ### NOW ANSWER:
Question: When the population is greater than 146445 in the county of carroll, what is the number of households?
Columns: ['County', 'Per capita income', 'Median household income', 'Median family income', 'Population', 'Number of households']
Types: ['text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Rockingham', '$37,422', '$77,470', '$92,835', 295223.0, 115033.0]
SQL:

assistant: SELECT SUM("Number of households") FROM "Table" WHERE "Population" > 146445.0 AND "County" = 'carroll';