The art index rose by 4% as last year saw more records broken in the modern art world.
Picasso’s Women of Algiers notched up a new record for a painting sold at auction after making over $179 million, while Reclining Nude by Modigliani was not far behind, going under the hammer for $170 million to a buyer from Shanghai.
Other global luxury spending trends include the continued growth in sales of super-yachts, with a 40% increase in sales.
The data follows the publication of Forbes' list of the richest people in the world for 2016.
The world’s 1,810 billionaires have lost a total of $570 billion in a year and the combined wealth of this year’s billionaires was put at $6.48 trillion, down from $7.05 trillion last year.
The number of billionaires has fallen from a record 1,825 last to 1,810 in 2015.
Only Bill Gates, who has topped the list for the last 22 years with a fortune now worth $75 billion, and Warren Buffet, the third richest man of the planet with $60.8 billion, managed to hold on to their places in the top 20.