| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2023 | 3.18 | -0.39 | -10.9% | Mar 31, 2023 |
| Q4 2022 | 3.46 | -0.92 | -21% | Dec 31, 2022 |
| Q3 2022 | 3.51 | -0.71 | -16.8% | Sep 30, 2022 |
| Q2 2022 | 4 | +0.27 | +7.25% | Jun 30, 2022 |
| Q1 2022 | 3.57 | -1.3 | -26.7% | Mar 31, 2022 |
| Q4 2021 | 4.38 | +0.34 | +8.42% | Dec 31, 2021 |
| Q3 2021 | 4.22 | +0.25 | +6.31% | Sep 30, 2021 |
| Q2 2021 | 3.73 | -0.33 | -8.13% | Jun 30, 2021 |
| Q1 2021 | 4.87 | +0.92 | +23.3% | Mar 31, 2021 |
| Q4 2020 | 4.04 | -1.28 | -24.1% | Dec 31, 2020 |
| Q3 2020 | 3.97 | -3.41 | -46.2% | Sep 30, 2020 |
| Q2 2020 | 4.06 | -4.13 | -50.4% | Jun 30, 2020 |
| Q1 2020 | 3.95 | -3.35 | -45.9% | Mar 31, 2020 |
| Q4 2019 | 5.32 | -0.95 | -15.1% | Dec 31, 2019 |
| Q3 2019 | 7.37 | +1.59 | +27.5% | Sep 30, 2019 |
| Q2 2019 | 8.19 | +1.65 | +25.2% | Jun 30, 2019 |
| Q1 2019 | 7.3 | -2.91 | -28.5% | Mar 31, 2019 |
| Q4 2018 | 6.27 | -5.54 | -46.9% | Dec 31, 2018 |
| Q3 2018 | 5.79 | -10.2 | -63.9% | Sep 30, 2018 |
| Q2 2018 | 6.54 | -10.5 | -61.6% | Jun 30, 2018 |
| Q1 2018 | 10.2 | -8.09 | -44.2% | Mar 31, 2018 |
| Q4 2017 | 11.8 | -8.77 | -42.6% | Dec 31, 2017 |
| Q3 2017 | 16 | -8.77 | -35.4% | Sep 30, 2017 |
| Q2 2017 | 17 | -11.5 | -40.4% | Jun 30, 2017 |
| Q1 2017 | 18.3 | -13.4 | -42.3% | Mar 31, 2017 |
| Q4 2016 | 20.6 | -32.7 | -61.4% | Dec 31, 2016 |
| Q3 2016 | 24.8 | -42.6 | -63.2% | Sep 30, 2016 |
| Q2 2016 | 28.6 | -52.7 | -64.8% | Jun 30, 2016 |
| Q1 2016 | 31.7 | -51.4 | -61.9% | Mar 31, 2016 |
| Q4 2015 | 53.3 | -31.2 | -36.9% | Dec 31, 2015 |
| Q3 2015 | 67.4 | -23.3 | -25.7% | Sep 30, 2015 |
| Q2 2015 | 81.2 | +9.54 | +13.3% | Jun 30, 2015 |
| Q1 2015 | 83.1 | +12.6 | +17.8% | Mar 31, 2015 |
| Q4 2014 | 84.5 | +32 | +60.9% | Dec 31, 2014 |
| Q3 2014 | 90.7 | +38.3 | +73.1% | Sep 30, 2014 |
| Q2 2014 | 71.7 | +27.3 | +61.7% | Jun 30, 2014 |
| Q1 2014 | 70.6 | +33.4 | +89.8% | Mar 31, 2014 |
| Q4 2013 | 52.5 | +17.8 | +51.5% | Dec 31, 2013 |
| Q3 2013 | 52.4 | +26 | +98.6% | Sep 30, 2013 |
| Q2 2013 | 44.3 | +14.3 | +47.6% | Jun 30, 2013 |
| Q1 2013 | 37.2 | -1.85 | -4.74% | Mar 31, 2013 |
| Q4 2012 | 34.7 | Dec 31, 2012 | ||
| Q3 2012 | 26.4 | Sep 30, 2012 | ||
| Q2 2012 | 30 | Jun 30, 2012 | ||
| Q1 2012 | 39 | Mar 31, 2012 |