| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 20 | +4.49 | +29% | Jun 30, 2024 |
| Q1 2024 | 21 | +5.76 | +37.7% | Mar 31, 2024 |
| Q4 2023 | 21.3 | +6.08 | +40.1% | Dec 31, 2023 |
| Q3 2023 | 20 | +5.04 | +33.6% | Sep 30, 2023 |
| Q2 2023 | 15.5 | -1.76 | -10.2% | Jun 30, 2023 |
| Q1 2023 | 15.3 | -2.39 | -13.5% | Mar 31, 2023 |
| Q4 2022 | 15.2 | -2.85 | -15.8% | Dec 31, 2022 |
| Q3 2022 | 15 | -4.56 | -23.3% | Sep 30, 2022 |
| Q2 2022 | 17.2 | -2.44 | -12.4% | Jun 30, 2022 |
| Q1 2022 | 17.7 | -1.44 | -7.54% | Mar 31, 2022 |
| Q4 2021 | 18 | +0.1 | +0.56% | Dec 31, 2021 |
| Q3 2021 | 19.6 | +2.43 | +14.2% | Sep 30, 2021 |
| Q2 2021 | 19.7 | +4.18 | +27% | Jun 30, 2021 |
| Q1 2021 | 19.1 | +5 | +35.5% | Mar 31, 2021 |
| Q4 2020 | 17.9 | +3.44 | +23.7% | Dec 31, 2020 |
| Q3 2020 | 17.1 | +2.93 | +20.6% | Sep 30, 2020 |
| Q2 2020 | 15.5 | +1.07 | +7.42% | Jun 30, 2020 |
| Q1 2020 | 14.1 | -0.1 | -0.71% | Mar 31, 2020 |
| Q4 2019 | 14.5 | +1.49 | +11.5% | Dec 31, 2019 |
| Q3 2019 | 14.2 | +1.47 | +11.6% | Sep 30, 2019 |
| Q2 2019 | 14.4 | +3.17 | +28.2% | Jun 30, 2019 |
| Q1 2019 | 14.2 | +4.1 | +40.6% | Mar 31, 2019 |
| Q4 2018 | 13 | +3.46 | +36.3% | Dec 31, 2018 |
| Q3 2018 | 12.7 | +5.14 | +67.7% | Sep 30, 2018 |
| Q2 2018 | 11.2 | +4.27 | +61.2% | Jun 30, 2018 |
| Q1 2018 | 10.1 | +2.2 | +27.9% | Mar 31, 2018 |
| Q4 2017 | 9.54 | +1.22 | +14.7% | Dec 31, 2017 |
| Q3 2017 | 7.59 | -1.84 | -19.5% | Sep 30, 2017 |
| Q2 2017 | 6.97 | -1.93 | -21.7% | Jun 30, 2017 |
| Q1 2017 | 7.89 | +0.66 | +9.12% | Mar 31, 2017 |
| Q4 2016 | 8.32 | +1.02 | +14% | Dec 31, 2016 |
| Q3 2016 | 9.43 | +2.64 | +38.9% | Sep 30, 2016 |
| Q2 2016 | 8.9 | -0.11 | -1.22% | Jun 30, 2016 |
| Q1 2016 | 7.23 | -4.73 | -39.5% | Mar 31, 2016 |
| Q4 2015 | 7.3 | -5.82 | -44.4% | Dec 31, 2015 |
| Q3 2015 | 6.79 | -6.45 | -48.7% | Sep 30, 2015 |
| Q2 2015 | 9.02 | -6.58 | -42.2% | Jun 30, 2015 |
| Q1 2015 | 12 | -3.38 | -22% | Mar 31, 2015 |
| Q4 2014 | 13.1 | -2.26 | -14.7% | Dec 31, 2014 |
| Q3 2014 | 13.2 | -2.41 | -15.4% | Sep 30, 2014 |
| Q2 2014 | 15.6 | -0.14 | -0.89% | Jun 30, 2014 |
| Q1 2014 | 15.4 | -2.29 | -13% | Mar 31, 2014 |
| Q4 2013 | 15.4 | -1.77 | -10.3% | Dec 31, 2013 |
| Q3 2013 | 15.7 | -3.85 | -19.7% | Sep 30, 2013 |
| Q2 2013 | 15.7 | -2.94 | -15.7% | Jun 30, 2013 |
| Q1 2013 | 17.6 | -0.2 | -1.12% | Mar 31, 2013 |
| Q4 2012 | 17.2 | -2.12 | -11% | Dec 31, 2012 |
| Q3 2012 | 19.5 | -1.32 | -6.34% | Sep 30, 2012 |
| Q2 2012 | 18.7 | -3.3 | -15% | Jun 30, 2012 |
| Q1 2012 | 17.8 | -4.04 | -18.5% | Mar 31, 2012 |
| Q4 2011 | 19.3 | -1.81 | -8.59% | Dec 31, 2011 |
| Q3 2011 | 20.8 | Sep 30, 2011 | ||
| Q2 2011 | 22 | Jun 30, 2011 | ||
| Q1 2011 | 21.9 | Mar 31, 2011 | ||
| Q4 2010 | 21.1 | Dec 31, 2010 |