From an MSN article:
Brand Finance, a U.K.-based brand valuation consultancy firm, have announced the world’s top toy brands for 2015. The firm rated the companies by estimating the future revenue attributable to the brand and calculating a royalty price for the brand’s use. Here’s a countdown of your favorite toys that made it to the list this year. All figures are given in millions of US dollars
According to the article, Hot Wheels is number 14: