| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $370M | -$17.2M | -4.45% | Dec 31, 2023 | 20-F | 2024-04-24 |
| Q4 2022 | $387M | -$57.4M | -12.9% | Dec 31, 2022 | 20-F | 2024-04-24 |
| Q4 2021 | $444M | +$14.3M | +3.33% | Dec 31, 2021 | 20-F | 2023-04-27 |
| Q4 2020 | $430M | +$426M | +11769% | Dec 31, 2020 | 20-F | 2022-04-28 |
| Q2 2020 | $3.96M | -$9.66K | -0.24% | Jun 30, 2020 | 6-K | 2020-09-30 |
| Q4 2019 | $3.62M | +$1.04M | +40.3% | Dec 31, 2019 | 20-F | 2021-03-31 |
| Q2 2019 | $3.97M | Jun 30, 2019 | 6-K | 2019-12-27 | ||
| Q4 2018 | $2.58M | -$1.83M | -41.5% | Dec 31, 2018 | 20-F | 2020-05-15 |
| Q4 2017 | $4.41M | +$1.8M | +68.7% | Dec 31, 2017 | 20-F | 2019-05-15 |
| Q4 2016 | $2.61M | -$3.95M | -60.2% | Dec 31, 2016 | 20-F/A | 2019-01-04 |
| Q4 2015 | $6.57M | +$2.36M | +56.3% | Dec 31, 2015 | 20-F | 2017-04-28 |
| Q4 2014 | $4.2M | -$326K | -7.19% | Dec 31, 2014 | 20-F | 2016-07-18 |
| Q2 2014 | $6.16M | +$958K | +18.4% | Jun 30, 2014 | 6-K | 2014-10-17 |
| Q4 2013 | $4.53M | +$315K | +7.46% | Dec 31, 2013 | 20-F | 2015-04-30 |
| Q2 2013 | $5.21M | +$1.21M | +30.2% | Jun 30, 2013 | 6-K/A | 2014-02-21 |
| Q4 2012 | $4.21M | -$530K | -11.2% | Dec 31, 2012 | 20-F | 2014-04-01 |
| Q3 2012 | $4.32M | -$9.92M | -69.7% | Sep 30, 2012 | 10-Q | 2012-11-13 |
| Q2 2012 | $4M | -$10.1M | -71.5% | Jun 30, 2012 | 10-Q | 2012-08-13 |
| Q1 2012 | $3.47M | Mar 31, 2012 | 10-Q | 2012-05-09 | ||
| Q4 2011 | $4.74M | -$6.35M | -57.2% | Dec 31, 2011 | 10-K | 2013-03-18 |
| Q3 2011 | $14.2M | Sep 30, 2011 | 10-Q | 2011-11-10 | ||
| Q2 2011 | $14.1M | Jun 30, 2011 | 10-Q | 2011-08-11 | ||
| Q4 2010 | $11.1M | Dec 31, 2010 | 10-K | 2012-03-19 |