The wealth per adult stood at $14,569 as per the report, or up 3.3 percent, while their debt grew 11.5 percent to $120 billion
The biggest contribution has come from the US at $4 trillion (45% of total) and China at $1.9 trillion (21% of total)
Fastest growth in Asia, where fortunes increased 19% last year
North America leads the wealth list with a combined wealth of $101 trillion, followed by Europe at $79 trillion