| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 81.9 | +8.77 | +12% | Sep 30, 2024 |
| Q2 2024 | 79.1 | +6.28 | +8.63% | Jun 30, 2024 |
| Q1 2024 | 76.8 | +3.84 | +5.27% | Mar 31, 2024 |
| Q4 2023 | 75.3 | +2.59 | +3.56% | Dec 31, 2023 |
| Q3 2023 | 73.1 | -0.19 | -0.26% | Sep 30, 2023 |
| Q2 2023 | 72.8 | -1.4 | -1.89% | Jun 30, 2023 |
| Q1 2023 | 72.9 | -1.66 | -2.23% | Mar 31, 2023 |
| Q4 2022 | 72.7 | -3.1 | -4.09% | Dec 31, 2022 |
| Q3 2022 | 73.3 | -5.51 | -6.99% | Sep 30, 2022 |
| Q2 2022 | 74.2 | -6.93 | -8.54% | Jun 30, 2022 |
| Q1 2022 | 74.6 | -11.1 | -12.9% | Mar 31, 2022 |
| Q4 2021 | 75.9 | -13.4 | -15% | Dec 31, 2021 |
| Q3 2021 | 78.8 | -14.1 | -15.2% | Sep 30, 2021 |
| Q2 2021 | 81.1 | -15.2 | -15.8% | Jun 30, 2021 |
| Q1 2021 | 85.7 | Mar 31, 2021 | ||
| Q4 2020 | 89.2 | Dec 31, 2020 | ||
| Q3 2020 | 92.9 | Sep 30, 2020 | ||
| Q2 2020 | 96.3 | Jun 30, 2020 | ||
| Q1 2019 | 95.4 | -5.6 | -5.54% | Mar 31, 2019 |
| Q4 2018 | 96.4 | -7.33 | -7.06% | Dec 31, 2018 |
| Q3 2018 | 98 | -7.97 | -7.52% | Sep 30, 2018 |
| Q2 2018 | 99.6 | -11.4 | -10.2% | Jun 30, 2018 |
| Q1 2018 | 101 | -12.4 | -11% | Mar 31, 2018 |
| Q4 2017 | 104 | -13.3 | -11.3% | Dec 31, 2017 |
| Q3 2017 | 106 | -15.5 | -12.7% | Sep 30, 2017 |
| Q2 2017 | 111 | -11.4 | -9.3% | Jun 30, 2017 |
| Q1 2017 | 113 | -9.86 | -8% | Mar 31, 2017 |
| Q4 2016 | 117 | -5.83 | -4.75% | Dec 31, 2016 |
| Q3 2016 | 121 | -0.26 | -0.21% | Sep 30, 2016 |
| Q2 2016 | 122 | +7.46 | +6.49% | Jun 30, 2016 |
| Q1 2016 | 123 | +14.7 | +13.5% | Mar 31, 2016 |
| Q4 2015 | 123 | +20.7 | +20.3% | Dec 31, 2015 |
| Q3 2015 | 122 | +24.4 | +25.1% | Sep 30, 2015 |
| Q2 2015 | 115 | +22.3 | +24% | Jun 30, 2015 |
| Q1 2015 | 109 | +19.1 | +21.3% | Mar 31, 2015 |
| Q4 2014 | 102 | +10.7 | +11.7% | Dec 31, 2014 |
| Q3 2014 | 97.3 | +2.22 | +2.34% | Sep 30, 2014 |
| Q2 2014 | 92.6 | -6.01 | -6.1% | Jun 30, 2014 |
| Q1 2014 | 89.6 | -13 | -12.6% | Mar 31, 2014 |
| Q4 2013 | 91.4 | -9.2 | -9.14% | Dec 31, 2013 |
| Q3 2013 | 95 | -2.38 | -2.44% | Sep 30, 2013 |
| Q2 2013 | 98.6 | +3.74 | +3.94% | Jun 30, 2013 |
| Q1 2013 | 103 | +11.4 | +12.5% | Mar 31, 2013 |
| Q4 2012 | 101 | +8.66 | +9.42% | Dec 31, 2012 |
| Q3 2012 | 97.4 | +3.96 | +4.24% | Sep 30, 2012 |
| Q2 2012 | 94.9 | -1.08 | -1.13% | Jun 30, 2012 |
| Q1 2012 | 91.2 | -13.6 | -12.9% | Mar 31, 2012 |
| Q4 2011 | 92 | Dec 31, 2011 | ||
| Q3 2011 | 93.5 | Sep 30, 2011 | ||
| Q2 2011 | 96 | Jun 30, 2011 | ||
| Q1 2011 | 105 | Mar 31, 2011 |