| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 26.8 | +2.12 | +8.58% | Jun 30, 2024 |
| Q1 2024 | 28 | +9.91 | +54.9% | Mar 31, 2024 |
| Q4 2023 | 28.2 | +13.2 | +88.4% | Dec 31, 2023 |
| Q3 2023 | 28.4 | +16.4 | +136% | Sep 30, 2023 |
| Q2 2023 | 24.7 | +13.6 | +122% | Jun 30, 2023 |
| Q1 2023 | 18 | +3.86 | +27.2% | Mar 31, 2023 |
| Q4 2022 | 15 | -1.7 | -10.2% | Dec 31, 2022 |
| Q3 2022 | 12.1 | -5.97 | -33.1% | Sep 30, 2022 |
| Q2 2022 | 11.1 | -10.4 | -48.4% | Jun 30, 2022 |
| Q1 2022 | 14.2 | -6.91 | -32.8% | Mar 31, 2022 |
| Q4 2021 | 16.7 | -6.84 | -29.1% | Dec 31, 2021 |
| Q3 2021 | 18 | -9.59 | -34.7% | Sep 30, 2021 |
| Q2 2021 | 21.6 | -5.49 | -20.3% | Jun 30, 2021 |
| Q1 2021 | 21.1 | -9.01 | -29.9% | Mar 31, 2021 |
| Q4 2020 | 23.5 | +1.17 | +5.23% | Dec 31, 2020 |
| Q3 2020 | 27.6 | +5.81 | +26.6% | Sep 30, 2020 |
| Q2 2020 | 27 | +5.81 | +27.4% | Jun 30, 2020 |
| Q1 2020 | 30.1 | +8.78 | +41.2% | Mar 31, 2020 |
| Q4 2019 | 22.4 | -5.76 | -20.5% | Dec 31, 2019 |
| Q3 2019 | 21.8 | -7.21 | -24.9% | Sep 30, 2019 |
| Q2 2019 | 21.2 | -12.5 | -37% | Jun 30, 2019 |
| Q1 2019 | 21.3 | -13.1 | -38.1% | Mar 31, 2019 |
| Q4 2018 | 28.1 | -7.98 | -22.1% | Dec 31, 2018 |
| Q3 2018 | 29 | -7.68 | -20.9% | Sep 30, 2018 |
| Q2 2018 | 33.7 | -2.91 | -7.95% | Jun 30, 2018 |
| Q1 2018 | 34.4 | -2.6 | -7.02% | Mar 31, 2018 |
| Q4 2017 | 36.1 | -1.38 | -3.68% | Dec 31, 2017 |
| Q3 2017 | 36.7 | -1.55 | -4.05% | Sep 30, 2017 |
| Q2 2017 | 36.6 | -2.17 | -5.6% | Jun 30, 2017 |
| Q1 2017 | 37 | -2.39 | -6.07% | Mar 31, 2017 |
| Q4 2016 | 37.5 | -2.36 | -5.93% | Dec 31, 2016 |
| Q3 2016 | 38.2 | -2.24 | -5.53% | Sep 30, 2016 |
| Q2 2016 | 38.8 | -2.46 | -5.97% | Jun 30, 2016 |
| Q1 2016 | 39.4 | -2.07 | -4.99% | Mar 31, 2016 |
| Q4 2015 | 39.8 | -0.88 | -2.16% | Dec 31, 2015 |
| Q3 2015 | 40.5 | +2.41 | +6.33% | Sep 30, 2015 |
| Q2 2015 | 41.2 | +4.89 | +13.5% | Jun 30, 2015 |
| Q1 2015 | 41.5 | +7.78 | +23.1% | Mar 31, 2015 |
| Q4 2014 | 40.7 | +9.01 | +28.4% | Dec 31, 2014 |
| Q3 2014 | 38.1 | +6.86 | +22% | Sep 30, 2014 |
| Q2 2014 | 36.3 | +4.41 | +13.8% | Jun 30, 2014 |
| Q1 2014 | 33.7 | -0.18 | -0.53% | Mar 31, 2014 |
| Q4 2013 | 31.7 | -3.53 | -10% | Dec 31, 2013 |
| Q3 2013 | 31.2 | -5.72 | -15.5% | Sep 30, 2013 |
| Q2 2013 | 31.9 | -3.79 | -10.6% | Jun 30, 2013 |
| Q1 2013 | 33.9 | -0.54 | -1.57% | Mar 31, 2013 |
| Q4 2012 | 35.2 | +1.75 | +5.23% | Dec 31, 2012 |
| Q3 2012 | 36.9 | +3.12 | +9.23% | Sep 30, 2012 |
| Q2 2012 | 35.7 | +1.14 | +3.3% | Jun 30, 2012 |
| Q1 2012 | 34.4 | -0.7 | -1.99% | Mar 31, 2012 |
| Q4 2011 | 33.5 | Dec 31, 2011 | ||
| Q3 2011 | 33.8 | Sep 30, 2011 | ||
| Q2 2011 | 34.6 | Jun 30, 2011 | ||
| Q1 2011 | 35.1 | Mar 31, 2011 |