| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 4.15 | -1.91 | -31.5% | Jun 30, 2024 |
| Q1 2024 | 4.69 | -1.41 | -23.1% | Mar 31, 2024 |
| Q4 2023 | 5.3 | -0.41 | -7.18% | Dec 31, 2023 |
| Q3 2023 | 5.58 | -0.33 | -5.58% | Sep 30, 2023 |
| Q2 2023 | 6.06 | +0.41 | +7.26% | Jun 30, 2023 |
| Q1 2023 | 6.1 | +0.76 | +14.2% | Mar 31, 2023 |
| Q4 2022 | 5.71 | +0.32 | +5.94% | Dec 31, 2022 |
| Q3 2022 | 5.91 | +0.25 | +4.42% | Sep 30, 2022 |
| Q2 2022 | 5.65 | -0.08 | -1.4% | Jun 30, 2022 |
| Q1 2022 | 5.34 | -0.79 | -12.9% | Mar 31, 2022 |
| Q4 2021 | 5.39 | -1.38 | -20.4% | Dec 31, 2021 |
| Q3 2021 | 5.66 | -1.54 | -21.4% | Sep 30, 2021 |
| Q2 2021 | 5.73 | -2.11 | -26.9% | Jun 30, 2021 |
| Q1 2021 | 6.13 | -2.33 | -27.5% | Mar 31, 2021 |
| Q4 2020 | 6.77 | -1.98 | -22.6% | Dec 31, 2020 |
| Q3 2020 | 7.2 | -1.7 | -19.1% | Sep 30, 2020 |
| Q2 2020 | 7.84 | -1.36 | -14.8% | Jun 30, 2020 |
| Q1 2020 | 8.46 | -0.46 | -5.16% | Mar 31, 2020 |
| Q4 2019 | 8.74 | +0.27 | +3.18% | Dec 31, 2019 |
| Q3 2019 | 8.9 | +0.62 | +7.5% | Sep 30, 2019 |
| Q2 2019 | 9.19 | +1.17 | +14.6% | Jun 30, 2019 |
| Q1 2019 | 8.92 | +0.36 | +4.21% | Mar 31, 2019 |
| Q4 2018 | 8.48 | -1.14 | -11.9% | Dec 31, 2018 |
| Q3 2018 | 8.27 | -2.63 | -24.1% | Sep 30, 2018 |
| Q2 2018 | 8.02 | -3.75 | -31.9% | Jun 30, 2018 |
| Q1 2018 | 8.56 | -4 | -31.8% | Mar 31, 2018 |
| Q4 2017 | 9.62 | -2.94 | -23.4% | Dec 31, 2017 |
| Q3 2017 | 10.9 | -1.38 | -11.2% | Sep 30, 2017 |
| Q2 2017 | 11.8 | -0.55 | -4.47% | Jun 30, 2017 |
| Q1 2017 | 12.6 | +0.59 | +4.93% | Mar 31, 2017 |
| Q4 2016 | 12.6 | +0.81 | +6.89% | Dec 31, 2016 |
| Q3 2016 | 12.3 | +0.66 | +5.68% | Sep 30, 2016 |
| Q2 2016 | 12.3 | +0.67 | +5.76% | Jun 30, 2016 |
| Q1 2016 | 12 | +0.03 | +0.25% | Mar 31, 2016 |
| Q4 2015 | 11.8 | -0.08 | -0.68% | Dec 31, 2015 |
| Q3 2015 | 11.6 | +0.51 | +4.59% | Sep 30, 2015 |
| Q2 2015 | 11.6 | +1.69 | +17% | Jun 30, 2015 |
| Q1 2015 | 12 | +3.26 | +37.5% | Mar 31, 2015 |
| Q4 2014 | 11.8 | +3.37 | +39.8% | Dec 31, 2014 |
| Q3 2014 | 11.1 | +1.89 | +20.5% | Sep 30, 2014 |
| Q2 2014 | 9.95 | -0.62 | -5.86% | Jun 30, 2014 |
| Q1 2014 | 8.69 | -3.6 | -29.3% | Mar 31, 2014 |
| Q4 2013 | 8.46 | -5.43 | -39.1% | Dec 31, 2013 |
| Q3 2013 | 9.22 | -5.5 | -37.4% | Sep 30, 2013 |
| Q2 2013 | 10.6 | -5.4 | -33.8% | Jun 30, 2013 |
| Q1 2013 | 12.3 | -4.05 | -24.8% | Mar 31, 2013 |
| Q4 2012 | 13.9 | Dec 31, 2012 | ||
| Q3 2012 | 14.7 | Sep 30, 2012 | ||
| Q2 2012 | 16 | Jun 30, 2012 | ||
| Q1 2012 | 16.3 | Mar 31, 2012 |