| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 55.2 | -5.68 | -9.33% | Mar 31, 2024 |
| Q4 2023 | 56.7 | -2.89 | -4.85% | Dec 31, 2023 |
| Q3 2023 | 58.8 | +1.66 | +2.91% | Sep 30, 2023 |
| Q2 2023 | 60.3 | +5.31 | +9.65% | Jun 30, 2023 |
| Q1 2023 | 60.9 | +8.21 | +15.6% | Mar 31, 2023 |
| Q4 2022 | 59.5 | +8.83 | +17.4% | Dec 31, 2022 |
| Q3 2022 | 57.1 | +7.05 | +14.1% | Sep 30, 2022 |
| Q2 2022 | 55 | +5.74 | +11.6% | Jun 30, 2022 |
| Q1 2022 | 52.7 | +1.08 | +2.09% | Mar 31, 2022 |
| Q4 2021 | 50.7 | -3.55 | -6.54% | Dec 31, 2021 |
| Q3 2021 | 50.1 | -6.45 | -11.4% | Sep 30, 2021 |
| Q2 2021 | 49.3 | -9.17 | -15.7% | Jun 30, 2021 |
| Q1 2021 | 51.6 | -6.65 | -11.4% | Mar 31, 2021 |
| Q4 2020 | 54.3 | -4.56 | -7.75% | Dec 31, 2020 |
| Q3 2020 | 56.5 | -3.29 | -5.5% | Sep 30, 2020 |
| Q2 2020 | 58.5 | -1.91 | -3.16% | Jun 30, 2020 |
| Q1 2020 | 58.3 | -1.88 | -3.13% | Mar 31, 2020 |
| Q4 2019 | 58.8 | -1.73 | -2.86% | Dec 31, 2019 |
| Q3 2019 | 59.8 | -0.03 | -0.05% | Sep 30, 2019 |
| Q2 2019 | 60.4 | +0.39 | +0.65% | Jun 30, 2019 |
| Q1 2019 | 60.1 | +0.47 | +0.79% | Mar 31, 2019 |
| Q4 2018 | 60.5 | +0.42 | +0.7% | Dec 31, 2018 |
| Q3 2018 | 59.8 | -0.44 | -0.73% | Sep 30, 2018 |
| Q2 2018 | 60 | -0.01 | -0.02% | Jun 30, 2018 |
| Q1 2018 | 59.7 | -0.84 | -1.39% | Mar 31, 2018 |
| Q4 2017 | 60.1 | -1.16 | -1.89% | Dec 31, 2017 |
| Q3 2017 | 60.3 | -2.25 | -3.6% | Sep 30, 2017 |
| Q2 2017 | 60 | -3.99 | -6.24% | Jun 30, 2017 |
| Q1 2017 | 60.5 | -4.78 | -7.32% | Mar 31, 2017 |
| Q4 2016 | 61.3 | -3.62 | -5.58% | Dec 31, 2016 |
| Q3 2016 | 62.5 | -1.25 | -1.96% | Sep 30, 2016 |
| Q2 2016 | 64 | Jun 30, 2016 | ||
| Q1 2016 | 65.3 | Mar 31, 2016 | ||
| Q4 2015 | 64.9 | Dec 31, 2015 | ||
| Q3 2015 | 63.8 | Sep 30, 2015 |