32% improvement in 2019 core operating performance over 2018, on revenues of US$ 5.6 billion 11% (US$ 0.65 billion) reduction in direct operating cost 17.5…
32% improvement in 2019 core operating performance over 2018, on revenues of US$ 5.6 billion 11% (US$ 0.65 billion) reduction in direct operating cost 17.5…