It's meant to refer to a 'youthful time accompanied by the inexperience, enthusiasm, idealism, innocence, or indiscretion that one associates with a young person. '
The following supporting detail is a statistic, "The average life expectancy of a vehicle battery is three to four years."
A statistic is essentially any piece of evidence that comes from a large study of numerical data. Therefore, this can be classified as a statistic.
While one story happens inside one building, the other takes place all over the country.