HURUN REPORT FINDS 87 SELF-MADE BILLIONAIRES IN THE WORLD AGED 40 & UNDER, UP 8 IN YEAR AND ALMOST DOUBLE IN 5 YEARS.USA LEADS WITH 37, UP 6, CHINA SECOND WITH 25, DOWN 5. USA AND CHINA HAVE 71%, DOWN FROM 77% LAST YEAR, OF TOTAL. UK OVERTOOK INDIA FOR THIRD PLACE WITH 8, UP 5.DESPITE LOSIN.