These are the 20 fastest-growing US states over the last 50 years

Delaware has a large insurance sector, accounting for 15.1% of GDP in 2016.

Tennessee's largest industries are real estate and ambulance and health care services.

Maryland is one of three US states where broadcasting and telecommunications is a bigger industry than real estate.

Oregon's rise has stemmed from producing computers and electronics.

As part of America's bread basket, Idaho's biggest industry is farming. The state is known in particular for its potatoes.

Despite being home to Hollywood and Silicon Valley, California doesn't even break the top 10, though it is the nation's largest state economy. Computer and electronic production is the state's biggest sector.

Chemical manufacturing is North Carolina's biggest industry, but it has taken a hit in recent years.

With an older population than most other states, South Carolina's main sector is ambulatory services.

Like South Carolina, ambulatory services is the biggest sector in Virginia.

The state of Washington is home to Microsoft, which employs 46,000 people. However, publishing is the biggest sector.

New Hampshire's insurance industry has been a key driver of its growth in recent years.

Alaska's biggest industry is oil and gas, though it has declined in recent years.

Georgia's biggest sector is broadcasting, with companies such as CNN calling Atlanta home.

Utah's biggest sector is monetary authorities, as Utah is one of the few states where companies can legally set up industrial banks.

Colorado, like Alaska, has fueled its growth through oil and gas extraction.

Texas is America's second-biggest economy, in no small part due to oil and gas, the state's largest sector.

The sunshine state attracts lots of retirees, contributing to the state's biggest sector: ambulatory services.

Like Florida, Arizona's biggest sector is ambulatory services, helped by the fact that 17% of its residents are aged 65 or older.

Nevada's economy has grown the fastest of all US states since 1963, in no small part due to Las Vegas' real-estate and casino boom. As a result of so many visitors coming to Vegas, tourism is the state's biggest sector.

New York's economy may be one of the largest and the world's financial hub, but in terms of growth over the last 50 years it's actually been sluggish. But what it lacks in growth rate it makes up for in size. Its biggest sector is money and finance.