Investors in the largest listed container carriers noted negative returns of 22 percent in 2015, and their large-scale unloading of container shares erased a total of USD 17 billion in the carriers' combined market value. UK-based analyst agency Drewry draws this conclusion in a review of the listed container carriers covered by the agency, in which just two carriers, German Hapag-Lloyd and Hong Kong-based Orient Overseas (OOIL), receive positive recommendations.