| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 85.8 | -9.58 | -10% | Sep 30, 2024 |
| Q2 2024 | 88.4 | -7.93 | -8.23% | Jun 30, 2024 |
| Q1 2024 | 89.4 | -6.99 | -7.25% | Mar 31, 2024 |
| Q4 2023 | 92.6 | -1.87 | -1.98% | Dec 31, 2023 |
| Q3 2023 | 95.4 | +2.98 | +3.23% | Sep 30, 2023 |
| Q2 2023 | 96.3 | +6.88 | +7.69% | Jun 30, 2023 |
| Q1 2023 | 96.4 | +10.2 | +11.8% | Mar 31, 2023 |
| Q4 2022 | 94.5 | +9.75 | +11.5% | Dec 31, 2022 |
| Q3 2022 | 92.4 | +6.44 | +7.49% | Sep 30, 2022 |
| Q2 2022 | 89.4 | +0.33 | +0.37% | Jun 30, 2022 |
| Q1 2022 | 86.2 | -8.76 | -9.23% | Mar 31, 2022 |
| Q4 2021 | 84.7 | -13.4 | -13.7% | Dec 31, 2021 |
| Q3 2021 | 85.9 | -9.68 | -10.1% | Sep 30, 2021 |
| Q2 2021 | 89.1 | -1.69 | -1.86% | Jun 30, 2021 |
| Q1 2021 | 95 | +10.3 | +12.2% | Mar 31, 2021 |
| Q4 2020 | 98.1 | +15.6 | +18.9% | Dec 31, 2020 |
| Q3 2020 | 95.6 | +12.4 | +14.8% | Sep 30, 2020 |
| Q2 2020 | 90.8 | +6.22 | +7.35% | Jun 30, 2020 |
| Q1 2020 | 84.6 | -2.97 | -3.39% | Mar 31, 2020 |
| Q4 2019 | 82.5 | -5.54 | -6.29% | Dec 31, 2019 |
| Q3 2019 | 83.3 | -4.12 | -4.71% | Sep 30, 2019 |
| Q2 2019 | 84.6 | -2.39 | -2.75% | Jun 30, 2019 |
| Q1 2019 | 87.6 | +0.72 | +0.83% | Mar 31, 2019 |
| Q4 2018 | 88.1 | -0.2 | -0.23% | Dec 31, 2018 |
| Q3 2018 | 87.4 | -4.67 | -5.07% | Sep 30, 2018 |
| Q2 2018 | 87 | -7.98 | -8.4% | Jun 30, 2018 |
| Q1 2018 | 86.9 | -9.84 | -10.2% | Mar 31, 2018 |
| Q4 2017 | 88.3 | -12.5 | -12.4% | Dec 31, 2017 |
| Q3 2017 | 92.1 | -3.06 | -3.22% | Sep 30, 2017 |
| Q2 2017 | 95 | +4.24 | +4.67% | Jun 30, 2017 |
| Q1 2017 | 96.7 | +9.77 | +11.2% | Mar 31, 2017 |
| Q4 2016 | 101 | +15.4 | +18.1% | Dec 31, 2016 |
| Q3 2016 | 95.1 | +8.49 | +9.8% | Sep 30, 2016 |
| Q2 2016 | 90.7 | -5.59 | -5.81% | Jun 30, 2016 |
| Q1 2016 | 87 | -20.1 | -18.8% | Mar 31, 2016 |
| Q4 2015 | 85.3 | -30.3 | -26.2% | Dec 31, 2015 |
| Q3 2015 | 86.6 | -38.7 | -30.9% | Sep 30, 2015 |
| Q2 2015 | 96.3 | -21 | -17.9% | Jun 30, 2015 |
| Q1 2015 | 107 | -5.43 | -4.83% | Mar 31, 2015 |
| Q4 2014 | 116 | +6.71 | +6.16% | Dec 31, 2014 |
| Q3 2014 | 125 | +18.6 | +17.4% | Sep 30, 2014 |
| Q2 2014 | 117 | +14.4 | +14% | Jun 30, 2014 |
| Q1 2014 | 112 | +11.8 | +11.8% | Mar 31, 2014 |
| Q4 2013 | 109 | +11.1 | +11.3% | Dec 31, 2013 |
| Q3 2013 | 107 | +9.18 | +9.4% | Sep 30, 2013 |
| Q2 2013 | 103 | +16.8 | +19.5% | Jun 30, 2013 |
| Q1 2013 | 101 | +20 | +24.8% | Mar 31, 2013 |
| Q4 2012 | 97.8 | Dec 31, 2012 | ||
| Q3 2012 | 97.6 | Sep 30, 2012 | ||
| Q2 2012 | 86.1 | Jun 30, 2012 | ||
| Q1 2012 | 80.6 | Mar 31, 2012 |