| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $4.45M | +$412K | +10.2% | Dec 31, 2023 | 20-F | 2024-05-09 |
| Q4 2022 | $4.03M | -$2.01M | -33.3% | Dec 31, 2022 | 20-F | 2024-05-09 |
| Q4 2021 | $6.05M | -$495K | -7.56% | Dec 31, 2021 | 20-F | 2023-05-15 |
| Q4 2020 | $6.54M | -$560K | -7.88% | Dec 31, 2020 | 20-F | 2022-06-21 |
| Q4 2019 | $7.1M | -$526K | -6.89% | Dec 31, 2019 | 20-F | 2022-05-16 |
| Q2 2019 | $7.29M | Jun 30, 2019 | 6-K | 2019-09-26 | ||
| Q4 2018 | $7.63M | -$988K | -11.5% | Dec 31, 2018 | 20-F | 2021-04-29 |
| Q4 2017 | $8.62M | +$7.88M | +1069% | Dec 31, 2017 | 20-F | 2019-05-15 |
| Q4 2016 | $737K | +$292K | +65.8% | Dec 31, 2016 | 20-F | 2018-05-15 |
| Q4 2015 | $445K | -$598K | -57.4% | Dec 31, 2015 | 20-F | 2017-05-16 |
| Q4 2014 | $1.04M | Dec 31, 2014 | 20-F | 2016-12-05 |