What is the shelf life of a condom? I know every package of condoms has an expiration date on them. But, I need to figure out when a specific package of condoms was manufactured by looking at the expiration date.
Middle class. The middle class is a class of people in the middle of a social hierarchy. In Weberian socio-economic terms, the middle class is the broad group of people in contemporary society who fall socio-economically between the working class and upper class. The common measures of what constitutes middle class vary significantly among cultures.
1 Those whose incomes fall in the bottom 20% are considered poor. Everyone else (the middle 60%) is middle class.  Income Range: There are some economists who say that anyone who makes between $25,000 and $100,000 a year is middle class.