Glossary of terms and codes used in reports 2021 First quarter Second quarter Third quarter 2020 First quarter Second quarter Third quarter Fourth quarter 2019 First quarter. Second quarter. Third quarter Fourth quarter 2018 First quarter. Second quarter. Third quarter. Fourth quarter. 2017 First quarter. Second quarter. Third quarter. Fourth quarter. 2016 Fourth quarter. Third quarter. Second quarter. First quarter. 2015 Fourth quarter. Third quarter. Second quarter. First quarter. 2014 Fourth quarter. Third quarter. Second quarter. First quarter. 2013 Fourth quarter. Third quarter. Second quarter. First quarter.
