This document contains population data for the United States in 1953, 1964, and 1982. It also includes two equations that were fitted to the population data: a logarithmic equation with an R2 value of 0.898 and a quadratic equation with an R2 value of 0.957.

1. 1953 2748149
1964 7548164 14000000
1982 9230627
12000000
1990 10819417 y = 4E+08ln(x) - 3E+09
R² = 0.898
10000000
8000000
6000000
4000000
2000000
0
1950 1960 1970 1980

2. 3E+09
y = -5685.x2 + 2E+07x - 2E+10
R² = 0.957
Series1
Logarítmica (Series1)
Polinómica (Series1)
Potencial (Series1)
y = 7E-20x64.64
R² = 0.800
1980 1990 2000