How to display time and date in history command?

To Dispalay time and date in the history command to set HISTTIMEFORMAT in bash profile.
 
HISTTIMEFORMAT="%d/%m/%y %T "
Or
echo 'export HISTTIMEFORMAT="%d/%m/%y %T "' >> ~/.bash_profile
 
Where,
%d - Day
%m - Month
%y - Year
%T - Time
To see history type