An instrument is a concrete or abstract tool intended for a purpose other than mechanical work, in particular a refined one.
Musical instruments are devices designed to produce music, frequently by plucking or striking a string or bell or drum surface, or by forcing air to resonate (see wind instruments).
... and the average family size is 3.44.
In the town the population is spread out with 25.6% under the age of 18, 7.5% from 18 to 24, 33.8% from 25 to 44, 21.3% from 45 to ...