Describir: Demographic aspects of manpower :

  _____      ___     _    _      ___     _____       ___      ____    
 |__  //    / _ \\  | |  | ||   / _ \\  |  __ \\    / _ \\   |  _ \\  
   / //    / //\ \\ | |/\| ||  | / \ || | |  \ ||  | / \ ||  | |_| || 
  / //__  |  ___  |||  /\  ||  | \_/ || | |__/ ||  | \_/ ||  | .  //  
 /_____|| |_||  |_|||_// \_||   \___//  |_____//    \___//   |_|\_\\  
 `-----`  `-`   `-` `-`   `-`   `---`    -----`     `---`    `-` --`  
                                                                      
  _____   
 |  ___|| 
 | ||__   
 | ||__   
 |_____|| 
 `-----`