| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 94.3 | +2.09 | +2.27% | Jun 30, 2024 |
| Q1 2024 | 93.2 | +1.55 | +1.69% | Mar 31, 2024 |
| Q4 2023 | 92.7 | +1.52 | +1.67% | Dec 31, 2023 |
| Q3 2023 | 92.9 | +0.78 | +0.85% | Sep 30, 2023 |
| Q2 2023 | 92.2 | -1 | -1.07% | Jun 30, 2023 |
| Q1 2023 | 91.6 | -3.26 | -3.44% | Mar 31, 2023 |
| Q4 2022 | 91.2 | -4.96 | -5.16% | Dec 31, 2022 |
| Q3 2022 | 92.1 | -5.56 | -5.69% | Sep 30, 2022 |
| Q2 2022 | 93.2 | -5.99 | -6.04% | Jun 30, 2022 |
| Q1 2022 | 94.9 | -6.56 | -6.47% | Mar 31, 2022 |
| Q4 2021 | 96.1 | -9.46 | -8.96% | Dec 31, 2021 |
| Q3 2021 | 97.7 | -5.81 | -5.62% | Sep 30, 2021 |
| Q2 2021 | 99.2 | -2.98 | -2.92% | Jun 30, 2021 |
| Q1 2021 | 101 | -4.49 | -4.24% | Mar 31, 2021 |
| Q4 2020 | 106 | -2.72 | -2.51% | Dec 31, 2020 |
| Q3 2020 | 103 | -9.17 | -8.14% | Sep 30, 2020 |
| Q2 2020 | 102 | -15.9 | -13.5% | Jun 30, 2020 |
| Q1 2020 | 106 | -13.5 | -11.3% | Mar 31, 2020 |
| Q4 2019 | 108 | -14.5 | -11.8% | Dec 31, 2019 |
| Q3 2019 | 113 | -15.2 | -11.9% | Sep 30, 2019 |
| Q2 2019 | 118 | -16 | -11.9% | Jun 30, 2019 |
| Q1 2019 | 119 | -23.4 | -16.4% | Mar 31, 2019 |
| Q4 2018 | 123 | -24.4 | -16.6% | Dec 31, 2018 |
| Q3 2018 | 128 | -23.6 | -15.6% | Sep 30, 2018 |
| Q2 2018 | 134 | -21.2 | -13.6% | Jun 30, 2018 |
| Q1 2018 | 143 | -11.9 | -7.7% | Mar 31, 2018 |
| Q4 2017 | 147 | -9.12 | -5.83% | Dec 31, 2017 |
| Q3 2017 | 151 | -1.85 | -1.21% | Sep 30, 2017 |
| Q2 2017 | 155 | +7.33 | +4.96% | Jun 30, 2017 |
| Q1 2017 | 155 | +13.7 | +9.7% | Mar 31, 2017 |
| Q4 2016 | 156 | +22.3 | +16.7% | Dec 31, 2016 |
| Q3 2016 | 153 | +24.2 | +18.7% | Sep 30, 2016 |
| Q2 2016 | 148 | +24.8 | +20.1% | Jun 30, 2016 |
| Q1 2016 | 141 | +20.5 | +17% | Mar 31, 2016 |
| Q4 2015 | 134 | +13.5 | +11.2% | Dec 31, 2015 |
| Q3 2015 | 129 | +8.12 | +6.71% | Sep 30, 2015 |
| Q2 2015 | 123 | -2.61 | -2.08% | Jun 30, 2015 |
| Q1 2015 | 121 | -10.3 | -7.87% | Mar 31, 2015 |
| Q4 2014 | 121 | -14.3 | -10.6% | Dec 31, 2014 |
| Q3 2014 | 121 | -18.2 | -13.1% | Sep 30, 2014 |
| Q2 2014 | 126 | -15.9 | -11.2% | Jun 30, 2014 |
| Q1 2014 | 131 | -12.3 | -8.6% | Mar 31, 2014 |
| Q4 2013 | 135 | -9.29 | -6.45% | Dec 31, 2013 |
| Q3 2013 | 139 | -2.16 | -1.53% | Sep 30, 2013 |
| Q2 2013 | 142 | +2.25 | +1.62% | Jun 30, 2013 |
| Q1 2013 | 143 | +8.25 | +6.11% | Mar 31, 2013 |
| Q4 2012 | 144 | +13.4 | +10.2% | Dec 31, 2012 |
| Q3 2012 | 141 | +12.3 | +9.56% | Sep 30, 2012 |
| Q2 2012 | 139 | +12.9 | +10.2% | Jun 30, 2012 |
| Q1 2012 | 135 | +7.88 | +6.2% | Mar 31, 2012 |
| Q4 2011 | 131 | -0.56 | -0.43% | Dec 31, 2011 |
| Q3 2011 | 129 | Sep 30, 2011 | ||
| Q2 2011 | 126 | Jun 30, 2011 | ||
| Q1 2011 | 127 | Mar 31, 2011 | ||
| Q4 2010 | 131 | Dec 31, 2010 |