Half the world’s population earns about 5% of the world’s wealth.

Almost 1,2 billion people are underfed – the same number of people that are overweight to the point of obesity.

In the developed countries, the proportion of adults married has declined from 72% in 1970 to 60% in 1996. The chance of a first marriage ending in divorce is between 50% and 67%. The chance that a second marriage will end in divorce is about 10% higher than for the first marriage.

In 1998, US states spent $30 billion in funds on correctional services and $24 billion on social welfare.

The opposite sides of a dice cube always add up to seven.