Last year, a vehicle was reported stolen once every 45 seconds in the United States, according to the Des Plaines, Illinois-based National Insurance Crime Bureau.

And one out of every eight thefts was a pretty simple for the thief. There was a theft every six-and-a-half minutes where the driver left the keys or fob inside. 

It's a growing problem. The 57,096 thefts in 2015 amounted to a 22 percent increase over the previous year, according to the latest report from the NICB. Over the past three years, this kind of theft grew by 31 percent.

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