By Libby George LONDON (Reuters) – Saudi Arabia’s Public Investment Fund accounted for about a quarter of the almost $124 billion spent by sovereign wealth funds worldwide last year, a report published on Jan. 1 showed. PIF’s whopping $31.5 billion spend in 2023 compared with $123.8 billion for all sovereign wealth funds, based on a preliminary annual report from industry specialist Global SWF, which tracks the world’s sovereign investment funds. The strong rally last year in global stocks helped to swell the assets managed by the sovereign wealth funds worldwide to a record $11.2 trillion. To…