##               Life Expectancy data -- U.S.A.
##                               Year
## Life Expectancy (Average Age in Years at Death)
##
## Column1: year C.E. (in the 'Common Era')
## Column2: estimated life expectancy, in years
##
## Data points from The Health Journal, 2011 Jan
## 
## Reference:
## http://www.thehealthjournals.com
##
1800 35
1850 40
1900 49
1970 70.8
1980 73.7
1990 75.4
2000 76.8
2010 78.3