| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $909M | -$38.8M | -4.09% | Dec 31, 2023 | 20-F | 2024-04-26 |
| Q2 2023 | $920M | -$59M | -6.03% | Jun 30, 2023 | 6-K | 2023-10-04 |
| Q4 2022 | $948M | -$17.8M | -1.84% | Dec 31, 2022 | 20-F | 2024-04-26 |
| Q2 2022 | $979M | +$9.27M | +0.96% | Jun 30, 2022 | 6-K | 2022-10-31 |
| Q4 2021 | $965M | -$356K | -0.04% | Dec 31, 2021 | 20-F | 2023-04-21 |
| Q2 2021 | $970M | -$3.46M | -0.36% | Jun 30, 2021 | 6-K | 2021-09-16 |
| Q4 2020 | $966M | -$23.4M | -2.36% | Dec 31, 2020 | 20-F | 2022-04-29 |
| Q2 2020 | $973M | Jun 30, 2020 | 6-K | 2020-09-08 | ||
| Q4 2019 | $989M | -$74.2M | -6.98% | Dec 31, 2019 | 20-F | 2021-04-29 |
| Q4 2018 | $1.06B | +$9.12M | +0.87% | Dec 31, 2018 | 20-F | 2020-04-16 |
| Q2 2018 | $1.03B | -$48.3M | -4.47% | Jun 30, 2018 | 6-K | 2018-08-07 |
| Q4 2017 | $1.05B | -$52.4M | -4.73% | Dec 31, 2017 | 20-F | 2019-04-24 |
| Q2 2017 | $1.08B | -$44.8M | -3.99% | Jun 30, 2017 | 6-K | 2017-09-27 |
| Q4 2016 | $1.11B | -$1.43M | -0.13% | Dec 31, 2016 | 20-F | 2018-03-09 |
| Q2 2016 | $1.13B | +$250M | +28.6% | Jun 30, 2016 | 6-K | 2016-08-05 |
| Q4 2015 | $1.11B | +$228M | +25.9% | Dec 31, 2015 | 20-F | 2017-03-20 |
| Q2 2015 | $875M | +$169M | +23.9% | Jun 30, 2015 | 6-K | 2015-08-25 |
| Q4 2014 | $880M | +$391M | +80% | Dec 31, 2014 | 20-F | 2016-04-18 |
| Q2 2014 | $706M | Jun 30, 2014 | 6-K | 2014-12-01 | ||
| Q4 2013 | $489M | +$12.5M | +2.62% | Dec 31, 2013 | 20-F | 2015-03-10 |
| Q4 2012 | $476M | Dec 31, 2012 | 20-F/A | 2014-04-17 |