| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q4 2024 | 49.9 | -1.76 | -3.41% | Dec 31, 2024 |
| Q3 2024 | 51.5 | -0.98 | -1.87% | Sep 30, 2024 |
| Q2 2024 | 50.6 | -4.41 | -8.01% | Jun 30, 2024 |
| Q1 2024 | 50.6 | -5.98 | -10.6% | Mar 31, 2024 |
| Q4 2023 | 51.7 | -4.17 | -7.47% | Dec 31, 2023 |
| Q3 2023 | 52.5 | -0.26 | -0.49% | Sep 30, 2023 |
| Q2 2023 | 55 | +8.15 | +17.4% | Jun 30, 2023 |
| Q1 2023 | 56.5 | +14.5 | +34.4% | Mar 31, 2023 |
| Q4 2022 | 55.8 | +18.2 | +48.4% | Dec 31, 2022 |
| Q3 2022 | 52.8 | +18.3 | +53.1% | Sep 30, 2022 |
| Q2 2022 | 46.9 | +14.1 | +43.1% | Jun 30, 2022 |
| Q1 2022 | 42.1 | +12.2 | +40.7% | Mar 31, 2022 |
| Q4 2021 | 37.6 | +7.77 | +26% | Dec 31, 2021 |
| Q3 2021 | 34.5 | +4.39 | +14.6% | Sep 30, 2021 |
| Q2 2021 | 32.8 | +1.24 | +3.93% | Jun 30, 2021 |
| Q1 2021 | 29.9 | -3.8 | -11.3% | Mar 31, 2021 |
| Q4 2020 | 29.8 | -3.03 | -9.22% | Dec 31, 2020 |
| Q3 2020 | 30.1 | -2.66 | -8.13% | Sep 30, 2020 |
| Q2 2020 | 31.5 | -0.76 | -2.35% | Jun 30, 2020 |
| Q1 2020 | 33.7 | +0.21 | +0.63% | Mar 31, 2020 |
| Q4 2019 | 32.9 | -1.67 | -4.84% | Dec 31, 2019 |
| Q3 2019 | 32.7 | -1.34 | -3.93% | Sep 30, 2019 |
| Q2 2019 | 32.3 | -2.23 | -6.46% | Jun 30, 2019 |
| Q1 2019 | 33.5 | -0.39 | -1.15% | Mar 31, 2019 |
| Q4 2018 | 34.5 | +1.38 | +4.16% | Dec 31, 2018 |
| Q3 2018 | 34.1 | -0.08 | -0.23% | Sep 30, 2018 |
| Q2 2018 | 34.5 | -0.75 | -2.13% | Jun 30, 2018 |
| Q1 2018 | 33.9 | -0.77 | -2.22% | Mar 31, 2018 |
| Q4 2017 | 33.2 | -0.92 | -2.7% | Dec 31, 2017 |
| Q3 2017 | 34.2 | +1.94 | +6.02% | Sep 30, 2017 |
| Q2 2017 | 35.3 | +4.74 | +15.5% | Jun 30, 2017 |
| Q1 2017 | 34.6 | +2.82 | +8.86% | Mar 31, 2017 |
| Q4 2016 | 34.1 | +0.31 | +0.92% | Dec 31, 2016 |
| Q3 2016 | 32.2 | -4.75 | -12.8% | Sep 30, 2016 |
| Q2 2016 | 30.5 | -9.39 | -23.5% | Jun 30, 2016 |
| Q1 2016 | 31.8 | -8.75 | -21.6% | Mar 31, 2016 |
| Q4 2015 | 33.8 | -8.36 | -19.8% | Dec 31, 2015 |
| Q3 2015 | 37 | -6.31 | -14.6% | Sep 30, 2015 |
| Q2 2015 | 39.9 | -4.07 | -9.25% | Jun 30, 2015 |
| Q1 2015 | 40.6 | -3.89 | -8.75% | Mar 31, 2015 |
| Q4 2014 | 42.1 | -0.2 | -0.47% | Dec 31, 2014 |
| Q3 2014 | 43.3 | +1.67 | +4.01% | Sep 30, 2014 |
| Q2 2014 | 44 | +2.01 | +4.79% | Jun 30, 2014 |
| Q1 2014 | 44.5 | -0.51 | -1.13% | Mar 31, 2014 |
| Q4 2013 | 42.3 | -7.51 | -15.1% | Dec 31, 2013 |
| Q3 2013 | 41.6 | -11.3 | -21.3% | Sep 30, 2013 |
| Q2 2013 | 42 | -15.3 | -26.7% | Jun 30, 2013 |
| Q1 2013 | 45 | -8.27 | -15.5% | Mar 31, 2013 |
| Q4 2012 | 49.8 | +0.55 | +1.12% | Dec 31, 2012 |
| Q3 2012 | 52.9 | +5.23 | +11% | Sep 30, 2012 |
| Q2 2012 | 57.3 | +12.4 | +27.7% | Jun 30, 2012 |
| Q1 2012 | 53.2 | +9.92 | +22.9% | Mar 31, 2012 |
| Q4 2011 | 49.3 | Dec 31, 2011 | ||
| Q3 2011 | 47.7 | Sep 30, 2011 | ||
| Q2 2011 | 44.8 | Jun 30, 2011 | ||
| Q1 2011 | 43.3 | Mar 31, 2011 |