60

That’s the percentage of the American workforce that does not have any personal retirement savings. Hoping to address the problem is U.S. Treasury Secretary Jacob Lew. He joined host David Brancaccio to talk about myRA, a government spinoff of the IRA, individual retirement account, which launched nationwide this week.

22,000

That’s the number of bitcoins sold on Thursday in a sealed-bid auction. What’s so special about these bitcoins? They were the last of the store seized from internet black market Silk Road. As the BBC writes, the coins would be worth about $14.3 million in the current market.

$1.2 billion

That’s the amount U.S. agricultural imports would increase a year if the trade embargo on Cuba were to be lifted. But in spite of the fact that U.S. Agriculture Secretary Tom Vilsack is visiting Cuba — the first time an official from the U.S. agriculture department has visited since 1961 — there are no signs that the embargo will go away any time soon.

24 mph

That’s how fast a Google self-driving car was going when it got pulled over…for driving too slow. The car was in a 35 mph zone. As NBC News reports, the incident took place in Mountain View, CA, where an officer had to contact the operators to find out why the vehicle was moving so slowly.