| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q4 2024 | 103 | +0.91 | +0.89% | Dec 31, 2024 |
| Q3 2024 | 104 | +4.71 | +4.76% | Sep 30, 2024 |
| Q2 2024 | 104 | +5.01 | +5.08% | Jun 30, 2024 |
| Q1 2024 | 102 | +3.24 | +3.27% | Mar 31, 2024 |
| Q4 2023 | 102 | +2.88 | +2.9% | Dec 31, 2023 |
| Q3 2023 | 98.9 | +2.94 | +3.07% | Sep 30, 2023 |
| Q2 2023 | 98.7 | +14.3 | +16.9% | Jun 30, 2023 |
| Q1 2023 | 99.1 | +26.1 | +35.7% | Mar 31, 2023 |
| Q4 2022 | 99.2 | +34.3 | +52.9% | Dec 31, 2022 |
| Q3 2022 | 95.9 | +35.4 | +58.6% | Sep 30, 2022 |
| Q2 2022 | 84.4 | +23.3 | +38% | Jun 30, 2022 |
| Q1 2022 | 73 | +11.8 | +19.3% | Mar 31, 2022 |
| Q4 2021 | 64.9 | +2.32 | +3.71% | Dec 31, 2021 |
| Q3 2021 | 60.5 | -2.64 | -4.18% | Sep 30, 2021 |
| Q2 2021 | 61.2 | +1.01 | +1.68% | Jun 30, 2021 |
| Q1 2021 | 61.2 | +2.37 | +4.03% | Mar 31, 2021 |
| Q4 2020 | 62.5 | +4.27 | +7.33% | Dec 31, 2020 |
| Q3 2020 | 63.1 | +7.74 | +14% | Sep 30, 2020 |
| Q2 2020 | 60.2 | +6.25 | +11.6% | Jun 30, 2020 |
| Q1 2020 | 58.8 | +4.6 | +8.49% | Mar 31, 2020 |
| Q4 2019 | 58.3 | +5.23 | +9.86% | Dec 31, 2019 |
| Q3 2019 | 55.4 | +2.05 | +3.84% | Sep 30, 2019 |
| Q2 2019 | 53.9 | -0.72 | -1.32% | Jun 30, 2019 |
| Q1 2019 | 54.2 | -0.24 | -0.44% | Mar 31, 2019 |
| Q4 2018 | 53 | -0.69 | -1.28% | Dec 31, 2018 |
| Q3 2018 | 53.4 | +4.36 | +8.9% | Sep 30, 2018 |
| Q2 2018 | 54.6 | +4.42 | +8.81% | Jun 30, 2018 |
| Q1 2018 | 54.5 | +3.65 | +7.19% | Mar 31, 2018 |
| Q4 2017 | 53.7 | +1.31 | +2.5% | Dec 31, 2017 |
| Q3 2017 | 49 | -4.29 | -8.05% | Sep 30, 2017 |
| Q2 2017 | 50.2 | -5.34 | -9.62% | Jun 30, 2017 |
| Q1 2017 | 50.8 | -7.07 | -12.2% | Mar 31, 2017 |
| Q4 2016 | 52.4 | -5.81 | -9.98% | Dec 31, 2016 |
| Q3 2016 | 53.3 | -8.26 | -13.4% | Sep 30, 2016 |
| Q2 2016 | 55.5 | -3.1 | -5.29% | Jun 30, 2016 |
| Q1 2016 | 57.9 | -1.61 | -2.71% | Mar 31, 2016 |
| Q4 2015 | 58.2 | -3.01 | -4.92% | Dec 31, 2015 |
| Q3 2015 | 61.5 | -8.08 | -11.6% | Sep 30, 2015 |
| Q2 2015 | 58.6 | -13.9 | -19.2% | Jun 30, 2015 |
| Q1 2015 | 59.5 | -12.3 | -17.2% | Mar 31, 2015 |
| Q4 2014 | 61.2 | -9.84 | -13.8% | Dec 31, 2014 |
| Q3 2014 | 69.6 | -4.34 | -5.87% | Sep 30, 2014 |
| Q2 2014 | 72.6 | -4.27 | -5.56% | Jun 30, 2014 |
| Q1 2014 | 71.8 | -6.63 | -8.45% | Mar 31, 2014 |
| Q4 2013 | 71.1 | -5.56 | -7.26% | Dec 31, 2013 |
| Q3 2013 | 74 | -12.6 | -14.5% | Sep 30, 2013 |
| Q2 2013 | 76.8 | -17.2 | -18.2% | Jun 30, 2013 |
| Q1 2013 | 78.4 | -23.1 | -22.8% | Mar 31, 2013 |
| Q4 2012 | 76.6 | Dec 31, 2012 | ||
| Q3 2012 | 86.5 | Sep 30, 2012 | ||
| Q2 2012 | 94 | Jun 30, 2012 | ||
| Q1 2012 | 102 | Mar 31, 2012 |