90%
the number of 18 year old high school graduates in the US. 100 years ago, it was 10%.
200%
the rise in institutions of higher learning worldwide in the past 50 years.
80
how many people a farm worker can produce food for today. In 1940, one American worker could feed 12.
1%
incidence of world violence in the 21st century, as compared to the early 16th.
90%
the reduction in violent deaths worldwide since after WWII.
77.9
the current average life expectancy in America. In the year 1900, it was 47.
$303,800,000,000
total charitable giving in the US in 2009, from over 89% of households and the highest ever. 63,400,000 adult Americans volunteer, 26.8% of the population.