GENEVA—Some 8.8 percent of global working hours were lost last year due to the pandemic, roughly four times the number lost in the 2009 financial crisis, but there are “tentative signs” of recovery, the International Labour Organization (ILO) said on Monday. The losses compared with the previous year were equivalent to 255 million full-time jobs and included an “unprecedented” 114 million workers joining the ranks of the unemployed and others whose working hours were reduced due to restrictions, it said. “These massive losses resulted in an 8.3 percent decline in global labor income (before support measures are included), equivalent to $3.7 trillion or 4.4 percent of global gross domestic product (GDP),” the ILO, a U.N. agency, said in its seventh report on the crisis since March. Guy Ryder, ILO director-general, told a news briefing: “This has been the most severe crisis for the world of work since the Great Depression …