Refer to the Following Table That Shows Monthly Data for Japan

Refer to the following table that shows monthly data for Japan. What was the total number of people (in millions) in the labor force in January 2014?
$${ \text { Japan } } \\\begin{array} { | l | c | c | c | } \hline \text { Month and year } & \begin{array} { c } \text { Labor force - male } \\\text { (millions) }\end{array} & \begin{array} { c } \text { Labor force - female } \\\text { (millions) }\end{array} & \begin{array} { c } \text { Number of } \\\text { unemployed people } \\\text { (millions) }\end{array} \\\hline \text { January 2014 } & 37.6 & 28.1 & 2.4 \\\hline \text { June 2015 } & 37.7 & 28.6 & 2.2 \\\hline \text { December 2016 } & 38.0 & 29.2 & 2.0 \\\hline \text { March 2017 } & 37.7 & 29.0 & 1.9 \\\hline \text { December 2017 } & 37.8 & 29.7 & 1.8 \\\hline\end{array}$$

A) 65.4 million
B) 65.7 million
C) 68.1 million
D) 66.3 million