| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 57.6 | -4.99 | -7.97% | Jun 30, 2024 |
| Q1 2024 | 56.8 | -9.51 | -14.3% | Mar 31, 2024 |
| Q4 2023 | 58.8 | -7.21 | -10.9% | Dec 31, 2023 |
| Q3 2023 | 58.2 | -7.31 | -11.2% | Sep 30, 2023 |
| Q2 2023 | 62.6 | +2.03 | +3.35% | Jun 30, 2023 |
| Q1 2023 | 66.3 | +13.6 | +25.8% | Mar 31, 2023 |
| Q4 2022 | 66 | +18.7 | +39.5% | Dec 31, 2022 |
| Q3 2022 | 65.5 | +18.6 | +39.7% | Sep 30, 2022 |
| Q2 2022 | 60.6 | +16.3 | +36.8% | Jun 30, 2022 |
| Q1 2022 | 52.7 | +8.91 | +20.3% | Mar 31, 2022 |
| Q4 2021 | 47.3 | +2.5 | +5.58% | Dec 31, 2021 |
| Q3 2021 | 46.9 | +3.16 | +7.23% | Sep 30, 2021 |
| Q2 2021 | 44.3 | +0.53 | +1.21% | Jun 30, 2021 |
| Q1 2021 | 43.8 | -1.41 | -3.12% | Mar 31, 2021 |
| Q4 2020 | 44.8 | -1.21 | -2.63% | Dec 31, 2020 |
| Q3 2020 | 43.7 | -4.65 | -9.61% | Sep 30, 2020 |
| Q2 2020 | 43.8 | -6.44 | -12.8% | Jun 30, 2020 |
| Q1 2020 | 45.2 | -5.46 | -10.8% | Mar 31, 2020 |
| Q4 2019 | 46 | -3.18 | -6.47% | Dec 31, 2019 |
| Q3 2019 | 48.4 | -1.73 | -3.45% | Sep 30, 2019 |
| Q2 2019 | 50.2 | +0.32 | +0.64% | Jun 30, 2019 |
| Q1 2019 | 50.7 | +2.06 | +4.24% | Mar 31, 2019 |
| Q4 2018 | 49.2 | -0.18 | -0.37% | Dec 31, 2018 |
| Q3 2018 | 50.1 | -2.8 | -5.29% | Sep 30, 2018 |
| Q2 2018 | 49.9 | -7.89 | -13.7% | Jun 30, 2018 |
| Q1 2018 | 48.6 | -12 | -19.8% | Mar 31, 2018 |
| Q4 2017 | 49.4 | -14.2 | -22.3% | Dec 31, 2017 |
| Q3 2017 | 52.9 | -9.16 | -14.8% | Sep 30, 2017 |
| Q2 2017 | 57.8 | -1.02 | -1.74% | Jun 30, 2017 |
| Q1 2017 | 60.6 | +0.01 | +0.02% | Mar 31, 2017 |
| Q4 2016 | 63.5 | +2.85 | +4.7% | Dec 31, 2016 |
| Q3 2016 | 62.1 | +1.77 | +2.94% | Sep 30, 2016 |
| Q2 2016 | 58.8 | +0.83 | +1.43% | Jun 30, 2016 |
| Q1 2016 | 60.6 | +4.13 | +7.31% | Mar 31, 2016 |
| Q4 2015 | 60.7 | +2.32 | +3.97% | Dec 31, 2015 |
| Q3 2015 | 60.3 | -1.39 | -2.25% | Sep 30, 2015 |
| Q2 2015 | 58 | -8.7 | -13% | Jun 30, 2015 |
| Q1 2015 | 56.5 | -14.3 | -20.2% | Mar 31, 2015 |
| Q4 2014 | 58.4 | -13.7 | -19% | Dec 31, 2014 |
| Q3 2014 | 61.7 | -9.42 | -13.2% | Sep 30, 2014 |
| Q2 2014 | 66.7 | -2.7 | -3.89% | Jun 30, 2014 |
| Q1 2014 | 70.8 | +1.63 | +2.36% | Mar 31, 2014 |
| Q4 2013 | 72 | +4.01 | +5.9% | Dec 31, 2013 |
| Q3 2013 | 71.1 | +4.09 | +6.1% | Sep 30, 2013 |
| Q2 2013 | 69.4 | +0.49 | +0.71% | Jun 30, 2013 |
| Q1 2013 | 69.2 | -2.31 | -3.23% | Mar 31, 2013 |
| Q4 2012 | 68 | -6.86 | -9.16% | Dec 31, 2012 |
| Q3 2012 | 67 | -11.6 | -14.8% | Sep 30, 2012 |
| Q2 2012 | 68.9 | -12.5 | -15.4% | Jun 30, 2012 |
| Q1 2012 | 71.5 | -14.6 | -16.9% | Mar 31, 2012 |
| Q4 2011 | 74.9 | -15.9 | -17.5% | Dec 31, 2011 |
| Q3 2011 | 78.6 | Sep 30, 2011 | ||
| Q2 2011 | 81.4 | Jun 30, 2011 | ||
| Q1 2011 | 86 | Mar 31, 2011 | ||
| Q4 2010 | 90.8 | Dec 31, 2010 |