Widespread consumption is relatively recent occurring within two hundred years.

I think you find that 'peak car' will occur within 5 years.

More than 300 aftershocks of the 1886 earthquake occurred within 35 years.

The changes, the researchers said, occurred within 30,000 years - very quickly on geological time scales.

Death usually occurs within five to ten years after the onset of severe symptoms.

In most cases, death will occur within 3 to 5 years after symptoms begin, although some people do live for many years, even decades.

Moreover, the improvement occurs within two years of starting treatment.

Any major damage to the building which occurs within ten years is covered by an insurance policy.

The changes that occurred within basically 50 years are dramatic.

It occurred within three years of the country being in a deep recession.