 The International Air Transport Association has released April 2021 data for global air cargo markets, showing that air cargo demand continues to have performed pre-COVID levels with demand up 12%. According to the data, comparison between 2020 and 2021 monthly results were distorted by the extraordinary impact of COVID-19, which followed normal demand patterns. Global demand measured in cargo 10 km was up 12% compared to April 2019 and 7.8% compared to March this year.