The value of the copper in a U.S. penny. In Canada, the cost of producing a penny is almost 4 cents, according to the Canadian National Post.
The proportion of Gmail users aged 18-24. Seventeen percent of Hotmail and Yahoo! users are in that age group. Gmail users also tend to be wealthier, according to web research firm Hitwise.
The proportion of people who said they felt “irritated” when watching the Obama Girl video that became a YouTube hit. “Embarrased” was the next most commonly reported emotion at 35 percent, with Republicans and Democrats both reporting similar feelings. The scientific, nationwide poll was conducted by HDC Research.
The number of copies sold worldwide of the bestselling single CD Candle In The Wind (Princess Diana Tribute) by Elton John, according to the RIAA.