It accounts for about a quarter of the city's more than 2 million residents.
The society held its first fair two years later, attracting a quarter of the town's 2,000 residents.
Now Spanish is spoken by more than a quarter of the town's residents.
The experiment resulted in stronger, smarter, healthier humans, but something went wrong and three quarters of the island's residents die.
More than a quarter of its residents have no health insurance.
By 2000, adults ages 60 and older made up nearly a quarter of the city's 50,000 residents, compared with the national average of 16 percent.
Today, about a quarter of Helmetta's residents still have strong ties to the mill.
A quarter of its remaining residents are below the poverty level.
The city attracted immigrants; by 1870 one quarter of its residents were German-born.
A quarter of the city's 152,000 residents live in poverty.