1.5 billion in eBay stock. The UN estimates that by 2100 the Nigerian inhabitants will be between 505 million and 1.03 billion people today (middle estimate: 730 million). The World Health Organization (WHO) estimates that about one in 100 small children have autism. In 2009, she was bundled on Forbes' yearly Celebrity 100 listing with earnings of $7 million, and was invited to sign up for the Academy of Motion Picture Arts and Sciences.