| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | 23.5M | -2.61M | -10% | Dec 31, 2023 | 6-K | 2024-06-28 |
| Q2 2023 | 24.8M | -721K | -2.83% | Jun 30, 2023 | 6-K | 2024-06-28 |
| Q4 2022 | 26.1M | -14.2K | -0.05% | Dec 31, 2022 | 6-K | 2023-03-24 |
| Q2 2022 | 25.5M | -1.66M | -6.13% | Jun 30, 2022 | 20-F/A | 2024-05-24 |
| Q4 2021 | 26.1M | -2.96M | -10.2% | Dec 31, 2021 | 6-K | 2022-03-31 |
| Q2 2021 | 27.1M | -2.62M | -8.8% | Jun 30, 2021 | 20-F | 2022-10-28 |
| Q4 2020 | 29.1M | +25.8M | +790% | Dec 31, 2020 | 6-K | 2021-04-05 |
| Q2 2020 | 29.8M | +26.1M | +713% | Jun 30, 2020 | 20-F | 2021-11-15 |
| Q4 2019 | 3.27M | Dec 31, 2019 | 6-K | 2020-03-18 | ||
| Q2 2019 | 3.66M | +490K | +15.5% | Jun 30, 2019 | 20-F | 2020-10-09 |
| Q2 2018 | 3.17M | +403K | +14.6% | Jun 30, 2018 | 20-F | 2019-10-01 |
| Q2 2017 | 2.77M | -140K | -4.81% | Jun 30, 2017 | 20-F | 2018-09-28 |
| Q3 2016 | 2.72M | -154K | -5.36% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q2 2016 | 2.91M | +241K | +9.03% | Jun 30, 2016 | 20-F | 2017-09-28 |
| Q1 2016 | 2.43M | +1.16M | +90.9% | Mar 31, 2016 | 10-Q | 2016-05-16 |
| Q4 2015 | 2.66M | +1.29M | +94.3% | Dec 31, 2015 | 10-Q | 2016-02-16 |
| Q3 2015 | 2.88M | +1.58M | +122% | Sep 30, 2015 | 10-Q | 2015-11-13 |
| Q2 2015 | 2.67M | +1.35M | +102% | Jun 30, 2015 | 10-K | 2016-09-28 |
| Q1 2015 | 1.27M | -72.2K | -5.37% | Mar 31, 2015 | 10-Q | 2015-05-15 |
| Q4 2014 | 1.37M | -76.4K | -5.29% | Dec 31, 2014 | 10-Q | 2015-02-13 |
| Q3 2014 | 1.3M | -270K | -17.2% | Sep 30, 2014 | 10-Q | 2014-11-13 |
| Q2 2014 | 1.32M | -388K | -22.7% | Jun 30, 2014 | 10-K | 2015-09-25 |
| Q1 2014 | 1.35M | -450K | -25.1% | Mar 31, 2014 | 10-Q | 2014-05-15 |
| Q4 2013 | 1.45M | -479K | -24.9% | Dec 31, 2013 | 10-Q | 2014-02-13 |
| Q3 2013 | 1.57M | -518K | -24.8% | Sep 30, 2013 | 10-Q | 2013-11-14 |
| Q2 2013 | 1.71M | -65K | -3.66% | Jun 30, 2013 | 10-K | 2014-09-29 |
| Q1 2013 | 1.8M | +375K | +26.4% | Mar 31, 2013 | 10-Q | 2013-05-13 |
| Q4 2012 | 1.92M | +880K | +84.4% | Dec 31, 2012 | 10-Q | 2013-02-14 |
| Q3 2012 | 2.08M | +939K | +82% | Sep 30, 2012 | 10-Q/A | 2013-02-14 |
| Q2 2012 | 1.77M | +642K | +56.7% | Jun 30, 2012 | 10-K | 2013-09-27 |
| Q1 2012 | 1.42M | Mar 31, 2012 | 10-Q | 2012-05-15 | ||
| Q4 2011 | 1.04M | Dec 31, 2011 | 10-Q | 2012-02-14 | ||
| Q3 2011 | 1.14M | Sep 30, 2011 | 10-Q | 2012-01-31 | ||
| Q2 2011 | 1.13M | Jun 30, 2011 | 10-K/A | 2012-10-24 |