| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | -$660 M | +$23.5 M | +3.44% | Dec 31, 2023 | 20-F | 2024-03-20 |
| Q2 2023 | -$674 M | +$6.01 M | +0.88% | Jun 30, 2023 | 6-K | 2023-08-08 |
| Q4 2022 | -$684 M | -$5.93 M | -0.87% | Dec 31, 2022 | 20-F | 2024-03-20 |
| Q2 2022 | -$680 M | +$16.7 M | +2.4% | Jun 30, 2022 | 6-K | 2022-08-09 |
| Q4 2021 | -$678 M | -$3.03 M | -0.45% | Dec 31, 2021 | 20-F | 2023-03-13 |
| Q2 2021 | -$697 M | -$9.34 M | -1.36% | Jun 30, 2021 | 6-K | 2021-08-10 |
| Q4 2020 | -$675 M | -$3.51 M | -0.52% | Dec 31, 2020 | 20-F/A | 2022-09-14 |
| Q2 2020 | -$687 M | +$14.3 M | +2.04% | Jun 30, 2020 | 6-K | 2020-09-29 |
| Q4 2019 | -$671 M | -$655 M | -4071% | Dec 31, 2019 | 20-F | 2021-03-08 |
| Q2 2019 | -$702 M | Jun 30, 2019 | 6-K | 2019-09-26 | ||
| Q4 2018 | -$16.1 M | +$687 M | +97.7% | Dec 31, 2018 | 20-F/A | 2022-09-14 |
| Q4 2017 | -$703 M | +$6.75 M | +0.95% | Dec 31, 2017 | 20-F | 2020-03-23 |
| Q4 2016 | -$710 M | -$5.34 M | -0.76% | Dec 31, 2016 | 20-F | 2018-03-20 |
| Q4 2015 | -$704 M | -$52.3 M | -8.03% | Dec 31, 2015 | 20-F | 2017-03-29 |
| Q3 2015 | -$699 M | Sep 30, 2015 | 6-K | 2015-12-30 | ||
| Q4 2014 | -$652 M | -$1.5 M | -0.23% | Dec 31, 2014 | 20-F | 2016-03-22 |
| Q4 2013 | -$651 M | -$17.9 M | -2.83% | Dec 31, 2013 | 20-F | 2015-04-01 |
| Q2 2013 | -$639 M | -$27.3 M | -4.47% | Jun 30, 2013 | 6-K | 2013-09-30 |
| Q4 2012 | -$633 M | -$23.2 M | -3.81% | Dec 31, 2012 | 20-F | 2014-03-31 |
| Q2 2012 | -$612 M | Jun 30, 2012 | 6-K | 2012-09-24 | ||
| Q4 2011 | -$609 M | -$5.85 M | -0.97% | Dec 31, 2011 | 20-F | 2013-04-11 |
| Q4 2010 | -$604 M | Dec 31, 2010 | 20-F | 2012-04-02 |