BUCHAREST (Romania), May 10 (SeeNews) – Romania’s Gothaer Asigurari Reasigurari said on Tuesday it posted a 2.7% drop in gross written premiums (GWP) in 2015 to 82 million lei ($20.5 million/ 18 million euro) due to a decline in the aviation insurance line and measures to align to the Standards of Solvency II EU Directive.