| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $2.89M | $0 | 0% | Dec 31, 2023 | 20-F | 2024-03-06 |
| Q4 2022 | $2.89M | -$882K | -23.4% | Dec 31, 2022 | 20-F | 2024-03-06 |
| Q4 2021 | $3.77M | +$110K | +3% | Dec 31, 2021 | 20-F | 2024-03-06 |
| Q4 2020 | $3.66M | -$1.25M | -25.4% | Dec 31, 2020 | 20-F | 2024-03-06 |
| Q4 2019 | $4.91M | +$1.04M | +26.8% | Dec 31, 2019 | 20-F | 2023-03-15 |
| Q4 2018 | $3.88M | +$1.14M | +41.6% | Dec 31, 2018 | 20-F | 2022-03-15 |
| Q4 2017 | $2.74M | +$1.45M | +113% | Dec 31, 2017 | 20-F | 2021-03-22 |
| Q4 2016 | $1.28M | -$158K | -11% | Dec 31, 2016 | 20-F | 2020-03-23 |
| Q4 2015 | $1.44M | +$1.03M | +246% | Dec 31, 2015 | 20-F | 2019-03-14 |
| Q4 2014 | $417K | -$978K | -70.1% | Dec 31, 2014 | 20-F | 2018-03-12 |
| Q4 2013 | $1.4M | +$311K | +28.7% | Dec 31, 2013 | 20-F | 2017-03-13 |
| Q4 2012 | $1.08M | +$329K | +43.6% | Dec 31, 2012 | 20-F | 2016-03-07 |
| Q4 2011 | $755K | -$1.1M | -59.3% | Dec 31, 2011 | 20-F | 2015-03-12 |
| Q4 2010 | $1.86M | Dec 31, 2010 | 20-F | 2014-05-13 |