| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 96.6 | +8.16 | +9.23% | Sep 30, 2024 |
| Q2 2024 | 95.2 | +11.2 | +13.3% | Jun 30, 2024 |
| Q1 2024 | 95.1 | +12.6 | +15.3% | Mar 31, 2024 |
| Q4 2023 | 93.3 | +7.25 | +8.43% | Dec 31, 2023 |
| Q3 2023 | 88.4 | -0.69 | -0.77% | Sep 30, 2023 |
| Q2 2023 | 84 | -5.49 | -6.14% | Jun 30, 2023 |
| Q1 2023 | 82.5 | -2.69 | -3.16% | Mar 31, 2023 |
| Q4 2022 | 86 | +6.67 | +8.41% | Dec 31, 2022 |
| Q3 2022 | 89.1 | +13 | +17% | Sep 30, 2022 |
| Q2 2022 | 89.5 | +16.2 | +22% | Jun 30, 2022 |
| Q1 2022 | 85.2 | +12.2 | +16.7% | Mar 31, 2022 |
| Q4 2021 | 79.4 | +5.64 | +7.65% | Dec 31, 2021 |
| Q3 2021 | 76.2 | +4.91 | +6.89% | Sep 30, 2021 |
| Q2 2021 | 73.3 | +4.64 | +6.76% | Jun 30, 2021 |
| Q1 2021 | 73 | +3.25 | +4.66% | Mar 31, 2021 |
| Q4 2020 | 73.7 | +0.66 | +0.9% | Dec 31, 2020 |
| Q3 2020 | 71.3 | -5.79 | -7.51% | Sep 30, 2020 |
| Q2 2020 | 68.7 | -15.3 | -18.2% | Jun 30, 2020 |
| Q1 2020 | 69.7 | -20.6 | -22.8% | Mar 31, 2020 |
| Q4 2019 | 73.1 | -19.2 | -20.8% | Dec 31, 2019 |
| Q3 2019 | 77.1 | -17.3 | -18.4% | Sep 30, 2019 |
| Q2 2019 | 84 | -8.7 | -9.39% | Jun 30, 2019 |
| Q1 2019 | 90.3 | -2.78 | -2.99% | Mar 31, 2019 |
| Q4 2018 | 92.2 | +1.01 | +1.11% | Dec 31, 2018 |
| Q3 2018 | 94.4 | -1.73 | -1.8% | Sep 30, 2018 |
| Q2 2018 | 92.7 | -5.63 | -5.73% | Jun 30, 2018 |
| Q1 2018 | 93.1 | -6.23 | -6.28% | Mar 31, 2018 |
| Q4 2017 | 91.2 | -13.5 | -12.9% | Dec 31, 2017 |
| Q3 2017 | 96.1 | -6.58 | -6.41% | Sep 30, 2017 |
| Q2 2017 | 98.3 | -3.32 | -3.27% | Jun 30, 2017 |
| Q1 2017 | 99.3 | -2.36 | -2.32% | Mar 31, 2017 |
| Q4 2016 | 105 | +5.79 | +5.85% | Dec 31, 2016 |
| Q3 2016 | 103 | +6.27 | +6.5% | Sep 30, 2016 |
| Q2 2016 | 102 | +3.36 | +3.42% | Jun 30, 2016 |
| Q1 2016 | 102 | +2.69 | +2.72% | Mar 31, 2016 |
| Q4 2015 | 98.9 | -0.64 | -0.64% | Dec 31, 2015 |
| Q3 2015 | 96.4 | -9.25 | -8.75% | Sep 30, 2015 |
| Q2 2015 | 98.3 | -17.2 | -14.9% | Jun 30, 2015 |
| Q1 2015 | 99 | -11.3 | -10.2% | Mar 31, 2015 |
| Q4 2014 | 99.6 | -16.4 | -14.1% | Dec 31, 2014 |
| Q3 2014 | 106 | -11.6 | -9.9% | Sep 30, 2014 |
| Q2 2014 | 115 | -1.36 | -1.17% | Jun 30, 2014 |
| Q1 2014 | 110 | -21.2 | -16.1% | Mar 31, 2014 |
| Q4 2013 | 116 | -16.3 | -12.3% | Dec 31, 2013 |
| Q3 2013 | 117 | -16 | -12% | Sep 30, 2013 |
| Q2 2013 | 117 | -17.8 | -13.2% | Jun 30, 2013 |
| Q1 2013 | 131 | -2.29 | -1.71% | Mar 31, 2013 |
| Q4 2012 | 132 | -3.89 | -2.86% | Dec 31, 2012 |
| Q3 2012 | 133 | -3.15 | -2.31% | Sep 30, 2012 |
| Q2 2012 | 135 | -7.1 | -5.01% | Jun 30, 2012 |
| Q1 2012 | 134 | -10.2 | -7.07% | Mar 31, 2012 |
| Q4 2011 | 136 | Dec 31, 2011 | ||
| Q3 2011 | 136 | Sep 30, 2011 | ||
| Q2 2011 | 142 | Jun 30, 2011 | ||
| Q1 2011 | 144 | Mar 31, 2011 |