Originally, the term alternative music was used to differentiate bands outside the mainstream, but it became a category of music all its own during the 1990s. It can also refer the music of indie rock bands. Alternative emphasizes lyrics and guitar, both acoustic and electric.
... 65 years of age or older. The median age is 35 years. For every 100 females there are 95.1 males. For every 100 females age 18 and over, there are 89.3 males.
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