| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q4 2024 | 57 | +1.09 | +1.95% | Dec 31, 2024 |
| Q3 2024 | 55.2 | -4.63 | -7.74% | Sep 30, 2024 |
| Q2 2024 | 54.4 | -9.12 | -14.4% | Jun 30, 2024 |
| Q1 2024 | 56.5 | -10.8 | -16.1% | Mar 31, 2024 |
| Q4 2023 | 55.9 | -6.78 | -10.8% | Dec 31, 2023 |
| Q3 2023 | 59.8 | -6.31 | -9.55% | Sep 30, 2023 |
| Q2 2023 | 63.5 | -1.49 | -2.29% | Jun 30, 2023 |
| Q1 2023 | 67.3 | +0.31 | +0.46% | Mar 31, 2023 |
| Q4 2022 | 62.7 | -8.78 | -12.3% | Dec 31, 2022 |
| Q3 2022 | 66.1 | -5.69 | -7.93% | Sep 30, 2022 |
| Q2 2022 | 65 | -8.95 | -12.1% | Jun 30, 2022 |
| Q1 2022 | 67 | -5.47 | -7.55% | Mar 31, 2022 |
| Q4 2021 | 71.5 | +2.59 | +3.76% | Dec 31, 2021 |
| Q3 2021 | 71.8 | +11.2 | +18.4% | Sep 30, 2021 |
| Q2 2021 | 74 | +15 | +25.4% | Jun 30, 2021 |
| Q1 2021 | 72.5 | +16.2 | +28.7% | Mar 31, 2021 |
| Q4 2020 | 68.9 | +12.8 | +22.8% | Dec 31, 2020 |
| Q3 2020 | 60.6 | +4.11 | +7.27% | Sep 30, 2020 |
| Q2 2020 | 59 | +7.29 | +14.1% | Jun 30, 2020 |
| Q1 2020 | 56.3 | +7.56 | +15.5% | Mar 31, 2020 |
| Q4 2019 | 56.1 | +9.09 | +19.4% | Dec 31, 2019 |
| Q3 2019 | 56.5 | +4.73 | +9.14% | Sep 30, 2019 |
| Q2 2019 | 51.7 | -6.22 | -10.7% | Jun 30, 2019 |
| Q1 2019 | 48.8 | -12.7 | -20.6% | Mar 31, 2019 |
| Q4 2018 | 47 | -8.93 | -16% | Dec 31, 2018 |
| Q3 2018 | 51.8 | +3.66 | +7.61% | Sep 30, 2018 |
| Q2 2018 | 57.9 | +12.8 | +28.3% | Jun 30, 2018 |
| Q1 2018 | 61.4 | +18.5 | +43.2% | Mar 31, 2018 |
| Q4 2017 | 55.9 | +9.28 | +19.9% | Dec 31, 2017 |
| Q3 2017 | 48.1 | -1.61 | -3.24% | Sep 30, 2017 |
| Q2 2017 | 45.1 | -8.4 | -15.7% | Jun 30, 2017 |
| Q1 2017 | 42.9 | -14.8 | -25.6% | Mar 31, 2017 |
| Q4 2016 | 46.6 | -14.5 | -23.7% | Dec 31, 2016 |
| Q3 2016 | 49.7 | -12.8 | -20.5% | Sep 30, 2016 |
| Q2 2016 | 53.5 | -8.57 | -13.8% | Jun 30, 2016 |
| Q1 2016 | 57.7 | -6.31 | -9.86% | Mar 31, 2016 |
| Q4 2015 | 61.1 | -1.35 | -2.16% | Dec 31, 2015 |
| Q3 2015 | 62.5 | +2.39 | +3.97% | Sep 30, 2015 |
| Q2 2015 | 62.1 | +6.72 | +12.1% | Jun 30, 2015 |
| Q1 2015 | 64 | +13.1 | +25.7% | Mar 31, 2015 |
| Q4 2014 | 62.5 | +14.1 | +29.2% | Dec 31, 2014 |
| Q3 2014 | 60.2 | +12.6 | +26.4% | Sep 30, 2014 |
| Q2 2014 | 55.4 | +3.79 | +7.35% | Jun 30, 2014 |
| Q1 2014 | 50.9 | -3.64 | -6.67% | Mar 31, 2014 |
| Q4 2013 | 48.4 | -9.02 | -15.7% | Dec 31, 2013 |
| Q3 2013 | 47.6 | -14.9 | -23.9% | Sep 30, 2013 |
| Q2 2013 | 51.6 | -13.5 | -20.7% | Jun 30, 2013 |
| Q1 2013 | 54.5 | -14.6 | -21.1% | Mar 31, 2013 |
| Q4 2012 | 57.4 | -19.5 | -25.4% | Dec 31, 2012 |
| Q3 2012 | 62.5 | -16.7 | -21% | Sep 30, 2012 |
| Q2 2012 | 65 | -12.7 | -16.4% | Jun 30, 2012 |
| Q1 2012 | 69.1 | -5.55 | -7.43% | Mar 31, 2012 |
| Q4 2011 | 76.9 | +10.3 | +15.5% | Dec 31, 2011 |
| Q3 2011 | 79.2 | Sep 30, 2011 | ||
| Q2 2011 | 77.8 | Jun 30, 2011 | ||
| Q1 2011 | 74.7 | Mar 31, 2011 | ||
| Q4 2010 | 66.6 | Dec 31, 2010 |