| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 69.5 | -24.7 | -26.2% | Jun 30, 2024 |
| Q1 2024 | 75.2 | -14.7 | -16.3% | Mar 31, 2024 |
| Q4 2023 | 81.2 | -4.56 | -5.32% | Dec 31, 2023 |
| Q3 2023 | 89.5 | +8.42 | +10.4% | Sep 30, 2023 |
| Q2 2023 | 94.2 | +18.9 | +25% | Jun 30, 2023 |
| Q1 2023 | 89.8 | +13.8 | +18.2% | Mar 31, 2023 |
| Q4 2022 | 85.7 | +9.12 | +11.9% | Dec 31, 2022 |
| Q3 2022 | 81.1 | +5.63 | +7.46% | Sep 30, 2022 |
| Q2 2022 | 75.4 | +2.09 | +2.85% | Jun 30, 2022 |
| Q1 2022 | 76 | +4.81 | +6.75% | Mar 31, 2022 |
| Q4 2021 | 76.6 | +6.65 | +9.51% | Dec 31, 2021 |
| Q3 2021 | 75.5 | +4.44 | +6.25% | Sep 30, 2021 |
| Q2 2021 | 73.3 | +0.22 | +0.3% | Jun 30, 2021 |
| Q1 2021 | 71.2 | -1.58 | -2.17% | Mar 31, 2021 |
| Q4 2020 | 69.9 | -3.2 | -4.38% | Dec 31, 2020 |
| Q3 2020 | 71 | -3.25 | -4.37% | Sep 30, 2020 |
| Q2 2020 | 73 | -4.2 | -5.44% | Jun 30, 2020 |
| Q1 2020 | 72.8 | -2.95 | -3.89% | Mar 31, 2020 |
| Q4 2019 | 73.1 | +1.67 | +2.34% | Dec 31, 2019 |
| Q3 2019 | 74.3 | +7.65 | +11.5% | Sep 30, 2019 |
| Q2 2019 | 77.2 | +14.5 | +23.1% | Jun 30, 2019 |
| Q1 2019 | 75.8 | +11.1 | +17.2% | Mar 31, 2019 |
| Q4 2018 | 71.5 | +3.36 | +4.93% | Dec 31, 2018 |
| Q3 2018 | 66.6 | -5.79 | -7.99% | Sep 30, 2018 |
| Q2 2018 | 62.8 | -13.5 | -17.7% | Jun 30, 2018 |
| Q1 2018 | 64.7 | -10.7 | -14.2% | Mar 31, 2018 |
| Q4 2017 | 68.1 | -7.05 | -9.38% | Dec 31, 2017 |
| Q3 2017 | 72.4 | -2.33 | -3.12% | Sep 30, 2017 |
| Q2 2017 | 76.3 | +3.67 | +5.06% | Jun 30, 2017 |
| Q1 2017 | 75.4 | +9.44 | +14.3% | Mar 31, 2017 |
| Q4 2016 | 75.2 | +15 | +25% | Dec 31, 2016 |
| Q3 2016 | 74.8 | +20 | +36.6% | Sep 30, 2016 |
| Q2 2016 | 72.6 | +23.9 | +49% | Jun 30, 2016 |
| Q1 2016 | 66 | +15.6 | +31% | Mar 31, 2016 |
| Q4 2015 | 60.1 | +7.87 | +15.1% | Dec 31, 2015 |
| Q3 2015 | 54.7 | -0.25 | -0.46% | Sep 30, 2015 |
| Q2 2015 | 48.7 | -15.4 | -24% | Jun 30, 2015 |
| Q1 2015 | 50.4 | -18.3 | -26.7% | Mar 31, 2015 |
| Q4 2014 | 52.3 | -16.8 | -24.3% | Dec 31, 2014 |
| Q3 2014 | 55 | -16.3 | -22.9% | Sep 30, 2014 |
| Q2 2014 | 64.1 | -2.74 | -4.1% | Jun 30, 2014 |
| Q1 2014 | 68.7 | +6.48 | +10.4% | Mar 31, 2014 |
| Q4 2013 | 69.1 | +4.41 | +6.82% | Dec 31, 2013 |
| Q3 2013 | 71.3 | +5.01 | +7.56% | Sep 30, 2013 |
| Q2 2013 | 66.9 | -3.57 | -5.07% | Jun 30, 2013 |
| Q1 2013 | 62.2 | -16.2 | -20.7% | Mar 31, 2013 |
| Q4 2012 | 64.7 | -14.7 | -18.5% | Dec 31, 2012 |
| Q3 2012 | 66.3 | -15 | -18.4% | Sep 30, 2012 |
| Q2 2012 | 70.5 | -12.4 | -15% | Jun 30, 2012 |
| Q1 2012 | 78.5 | -2.17 | -2.69% | Mar 31, 2012 |
| Q4 2011 | 79.3 | Dec 31, 2011 | ||
| Q3 2011 | 81.3 | Sep 30, 2011 | ||
| Q2 2011 | 82.9 | Jun 30, 2011 | ||
| Q1 2011 | 80.6 | Mar 31, 2011 |