| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 73.4 | +5.46 | +8.04% | 30 Sep 2025 |
| Q2 2025 | 71.9 | +6.26 | +9.54% | 30 Jun 2025 |
| Q1 2025 | 69.4 | +4.46 | +6.86% | 31 Mar 2025 |
| Q4 2024 | 68.4 | +5.41 | +8.59% | 31 Dec 2024 |
| Q3 2024 | 67.9 | +7.38 | +12.2% | 30 Sep 2024 |
| Q2 2024 | 65.6 | +5.7 | +9.51% | 30 Jun 2024 |
| Q1 2024 | 65 | +6.26 | +10.7% | 31 Mar 2024 |
| Q4 2023 | 63 | +3.5 | +5.88% | 31 Dec 2023 |
| Q3 2023 | 60.6 | -0.76 | -1.24% | 30 Sep 2023 |
| Q2 2023 | 59.9 | -1.86 | -3.01% | 30 Jun 2023 |
| Q1 2023 | 58.7 | -3.51 | -5.64% | 31 Mar 2023 |
| Q4 2022 | 59.5 | -2.26 | -3.66% | 31 Dec 2022 |
| Q3 2022 | 61.3 | -0.36 | -0.58% | 30 Sep 2022 |
| Q2 2022 | 61.8 | +0.68 | +1.11% | 30 Jun 2022 |
| Q1 2022 | 62.2 | +2.36 | +3.94% | 31 Mar 2022 |
| Q4 2021 | 61.8 | +2.86 | +4.86% | 31 Dec 2021 |
| Q3 2021 | 61.7 | +3.03 | +5.17% | 30 Sep 2021 |
| Q2 2021 | 61.1 | +2.58 | +4.41% | 30 Jun 2021 |
| Q1 2021 | 59.9 | +1.1 | +1.87% | 31 Mar 2021 |
| Q4 2020 | 58.9 | -0.07 | -0.12% | 31 Dec 2020 |
| Q3 2020 | 58.7 | +0.95 | +1.65% | 30 Sep 2020 |
| Q2 2020 | 58.5 | +1.27 | +2.22% | 30 Jun 2020 |
| Q1 2020 | 58.8 | -0.51 | -0.86% | 31 Mar 2020 |
| Q4 2019 | 59 | -3.31 | -5.32% | 31 Dec 2019 |
| Q3 2019 | 57.7 | -7.92 | -12.1% | 30 Sep 2019 |
| Q2 2019 | 57.3 | -12.4 | -17.8% | 30 Jun 2019 |
| Q1 2019 | 59.3 | -13.7 | -18.8% | 31 Mar 2019 |
| Q4 2018 | 62.3 | -13.9 | -18.3% | 31 Dec 2018 |
| Q3 2018 | 65.6 | -13.1 | -16.6% | 30 Sep 2018 |
| Q2 2018 | 69.7 | -12.6 | -15.3% | 30 Jun 2018 |
| Q1 2018 | 73 | -9.71 | -11.7% | 31 Mar 2018 |
| Q4 2017 | 76.2 | -8.17 | -9.68% | 31 Dec 2017 |
| Q3 2017 | 78.7 | -8.14 | -9.37% | 30 Sep 2017 |
| Q2 2017 | 82.2 | -5.94 | -6.74% | 30 Jun 2017 |
| Q1 2017 | 82.7 | -6.8 | -7.6% | 31 Mar 2017 |
| Q4 2016 | 84.4 | +0.58 | +0.69% | 31 Dec 2016 |
| Q3 2016 | 86.9 | +6.16 | +7.64% | 30 Sep 2016 |
| Q2 2016 | 88.2 | +11.6 | +15.2% | 30 Jun 2016 |
| Q1 2016 | 89.5 | +17.5 | +24.3% | 31 Mar 2016 |
| Q4 2015 | 83.8 | +9.48 | +12.8% | 31 Dec 2015 |
| Q3 2015 | 80.7 | +6.37 | +8.57% | 30 Sep 2015 |
| Q2 2015 | 76.6 | +1.59 | +2.12% | 30 Jun 2015 |
| Q1 2015 | 72 | -2.37 | -3.19% | 31 Mar 2015 |
| Q4 2014 | 74.3 | -2.88 | -3.73% | 31 Dec 2014 |
| Q3 2014 | 74.3 | -9.72 | -11.6% | 30 Sep 2014 |
| Q2 2014 | 75 | -16.8 | -18.3% | 30 Jun 2014 |
| Q1 2014 | 74.4 | -26.6 | -26.3% | 31 Mar 2014 |
| Q4 2013 | 77.2 | -28 | -26.6% | 31 Dec 2013 |
| Q3 2013 | 84 | -19.5 | -18.8% | 30 Sep 2013 |
| Q2 2013 | 91.8 | -10.1 | -9.9% | 30 Jun 2013 |
| Q1 2013 | 101 | +1.07 | +1.07% | 31 Mar 2013 |
| Q4 2012 | 105 | 31 Dec 2012 | ||
| Q3 2012 | 104 | 30 Sep 2012 | ||
| Q2 2012 | 102 | 30 Jun 2012 | ||
| Q1 2012 | 99.9 | 31 Mar 2012 |