The following table shows the population, in millions, of the United States in 5 -year intervals from 1950 to $2000 .$ Develop a line chart depicting the population growth and write a brief report summarizing your findings.
$$
\begin{array}{|ccccc|}
\hline \text { Year } & \begin{array}{c}
\text { Population } \\
\text { (millions) }
\end{array} & \text { Year } & \begin{array}{c}
\text { Population } \\
\text { (millions) }
\end{array} \\
\hline 1950 & 152.3 & 1980 & 227.7 \\
1955 & 165.9 & 1985 & 238.5 \\
1960 & 180.7 & 1990 & 249.9 \\
1965 & 194.3 & 1995 & 263.0 \\
1970 & 205.1 & 2000 & 281.4 \\
1975 & 216.0 & & \\
\hline
\end{array}
$$