| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 90.7 | +5.62 | +6.6% | Sep 30, 2024 |
| Q2 2024 | 90 | +5.55 | +6.58% | Jun 30, 2024 |
| Q1 2024 | 87.2 | +0.94 | +1.09% | Mar 31, 2024 |
| Q4 2023 | 84.2 | -4.28 | -4.84% | Dec 31, 2023 |
| Q3 2023 | 85.1 | -3.99 | -4.48% | Sep 30, 2023 |
| Q2 2023 | 84.4 | +3.56 | +4.4% | Jun 30, 2023 |
| Q1 2023 | 86.3 | +14.8 | +20.8% | Mar 31, 2023 |
| Q4 2022 | 88.5 | +19.4 | +28.1% | Dec 31, 2022 |
| Q3 2022 | 89.1 | +23.5 | +35.7% | Sep 30, 2022 |
| Q2 2022 | 80.9 | +11.4 | +16.5% | Jun 30, 2022 |
| Q1 2022 | 71.5 | -2.58 | -3.48% | Mar 31, 2022 |
| Q4 2021 | 69 | -1.99 | -2.8% | Dec 31, 2021 |
| Q3 2021 | 65.6 | -3.57 | -5.16% | Sep 30, 2021 |
| Q2 2021 | 69.4 | +3.03 | +4.57% | Jun 30, 2021 |
| Q1 2021 | 74.1 | +8.88 | +13.6% | Mar 31, 2021 |
| Q4 2020 | 71 | +8.06 | +12.8% | Dec 31, 2020 |
| Q3 2020 | 69.2 | +5.24 | +8.19% | Sep 30, 2020 |
| Q2 2020 | 66.4 | +2.5 | +3.91% | Jun 30, 2020 |
| Q1 2020 | 65.2 | +2.21 | +3.51% | Mar 31, 2020 |
| Q4 2019 | 63 | -3.53 | -5.31% | Dec 31, 2019 |
| Q3 2019 | 64 | -9.91 | -13.4% | Sep 30, 2019 |
| Q2 2019 | 63.9 | -19.3 | -23.2% | Jun 30, 2019 |
| Q1 2019 | 63 | -31.2 | -33.1% | Mar 31, 2019 |
| Q4 2018 | 66.5 | -35.5 | -34.8% | Dec 31, 2018 |
| Q3 2018 | 73.9 | -27.9 | -27.4% | Sep 30, 2018 |
| Q2 2018 | 83.2 | -19.7 | -19.2% | Jun 30, 2018 |
| Q1 2018 | 94.1 | -9.61 | -9.26% | Mar 31, 2018 |
| Q4 2017 | 102 | -3.55 | -3.36% | Dec 31, 2017 |
| Q3 2017 | 102 | -4.01 | -3.79% | Sep 30, 2017 |
| Q2 2017 | 103 | +0.6 | +0.59% | Jun 30, 2017 |
| Q1 2017 | 104 | -4.69 | -4.33% | Mar 31, 2017 |
| Q4 2016 | 106 | -9.27 | -8.07% | Dec 31, 2016 |
| Q3 2016 | 106 | -17.8 | -14.4% | Sep 30, 2016 |
| Q2 2016 | 102 | -38.4 | -27.3% | Jun 30, 2016 |
| Q1 2016 | 108 | -35.4 | -24.6% | Mar 31, 2016 |
| Q4 2015 | 115 | -11.2 | -8.87% | Dec 31, 2015 |
| Q3 2015 | 124 | +10.4 | +9.23% | Sep 30, 2015 |
| Q2 2015 | 141 | +40.2 | +40% | Jun 30, 2015 |
| Q1 2015 | 144 | +53.9 | +59.9% | Mar 31, 2015 |
| Q4 2014 | 126 | +35.5 | +39.2% | Dec 31, 2014 |
| Q3 2014 | 113 | +23.2 | +25.7% | Sep 30, 2014 |
| Q2 2014 | 101 | +11.1 | +12.4% | Jun 30, 2014 |
| Q1 2014 | 89.9 | +1.34 | +1.51% | Mar 31, 2014 |
| Q4 2013 | 90.5 | +5.47 | +6.43% | Dec 31, 2013 |
| Q3 2013 | 90 | +7.98 | +9.73% | Sep 30, 2013 |
| Q2 2013 | 89.5 | +10.7 | +13.6% | Jun 30, 2013 |
| Q1 2013 | 88.6 | +13.5 | +18% | Mar 31, 2013 |
| Q4 2012 | 85.1 | Dec 31, 2012 | ||
| Q3 2012 | 82 | Sep 30, 2012 | ||
| Q2 2012 | 78.8 | Jun 30, 2012 | ||
| Q1 2012 | 75.1 | Mar 31, 2012 |