% This shows the population of the USA in millions (second column) 
% from 1790 to 1990 in 10 year intervals.  In the first column 
% the 0 corresponds to the year 1790. Data from "The Universal 
% Almanac 1995" by J.W. Wright, Andrews and McMeel, page 291.

            0         3.929
           10         5.308
           20         7.240
           30         9.638
           40        12.861
           50        17.063
           60        23.192
           70        31.443
           80        38.558
           90        50.189
          100        62.980
          110        76.212
          120        92.228
          130       106.022
          140       123.203
          150       132.165
          160       151.326
          170       179.323
          180       203.302
          190       226.546
          200       248.710