| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 74.2 | +5.68 | +8.29% | 30 Sep 2025 |
| Q2 2025 | 69.7 | +1.89 | +2.79% | 30 Jun 2025 |
| Q1 2025 | 67.4 | +0.35 | +0.52% | 31 Mar 2025 |
| Q4 2024 | 68 | +1.37 | +2.06% | 31 Dec 2024 |
| Q3 2024 | 68.5 | +2.94 | +4.48% | 30 Sep 2024 |
| Q2 2024 | 67.8 | +3.39 | +5.27% | 30 Jun 2024 |
| Q1 2024 | 67 | +3.45 | +5.43% | 31 Mar 2024 |
| Q4 2023 | 66.7 | +4.93 | +7.99% | 31 Dec 2023 |
| Q3 2023 | 65.6 | +4.68 | +7.69% | 30 Sep 2023 |
| Q2 2023 | 64.4 | +4.82 | +8.09% | 30 Jun 2023 |
| Q1 2023 | 63.6 | +7.5 | +13.4% | 31 Mar 2023 |
| Q4 2022 | 61.7 | +9.58 | +18.4% | 31 Dec 2022 |
| Q3 2022 | 60.9 | +13.2 | +27.7% | 30 Sep 2022 |
| Q2 2022 | 59.6 | +12.9 | +27.5% | 30 Jun 2022 |
| Q1 2022 | 56.1 | +7.35 | +15.1% | 31 Mar 2022 |
| Q4 2021 | 52.1 | -0.4 | -0.76% | 31 Dec 2021 |
| Q3 2021 | 47.7 | -5.19 | -9.82% | 30 Sep 2021 |
| Q2 2021 | 46.7 | -0.76 | -1.6% | 30 Jun 2021 |
| Q1 2021 | 48.7 | +5.68 | +13.2% | 31 Mar 2021 |
| Q4 2020 | 52.5 | +11.8 | +29% | 31 Dec 2020 |
| Q3 2020 | 52.9 | +12.8 | +31.8% | 30 Sep 2020 |
| Q2 2020 | 47.5 | +6.04 | +14.6% | 30 Jun 2020 |
| Q1 2020 | 43 | +1.82 | +4.42% | 31 Mar 2020 |
| Q4 2019 | 40.7 | +0.89 | +2.23% | 31 Dec 2019 |
| Q3 2019 | 40.1 | +1.35 | +3.48% | 30 Sep 2019 |
| Q2 2019 | 41.4 | +3.17 | +8.29% | 30 Jun 2019 |
| Q1 2019 | 41.2 | +3.21 | +8.45% | 31 Mar 2019 |
| Q4 2018 | 39.8 | +1.83 | +4.82% | 31 Dec 2018 |
| Q3 2018 | 38.8 | +0.82 | +2.16% | 30 Sep 2018 |
| Q2 2018 | 38.2 | -0.18 | -0.47% | 30 Jun 2018 |
| Q1 2018 | 38 | -1.57 | -3.97% | 31 Mar 2018 |
| Q4 2017 | 38 | -2.75 | -6.75% | 31 Dec 2017 |
| Q3 2017 | 37.9 | -2.64 | -6.51% | 30 Sep 2017 |
| Q2 2017 | 38.4 | -0.85 | -2.17% | 30 Jun 2017 |
| Q1 2017 | 39.6 | +1.48 | +3.89% | 31 Mar 2017 |
| Q4 2016 | 40.8 | +4.09 | +11.2% | 31 Dec 2016 |
| Q3 2016 | 40.6 | +3.85 | +10.5% | 30 Sep 2016 |
| Q2 2016 | 39.3 | +2.73 | +7.47% | 30 Jun 2016 |
| Q1 2016 | 38.1 | +1.94 | +5.37% | 31 Mar 2016 |
| Q4 2015 | 36.7 | +1.07 | +3.01% | 31 Dec 2015 |
| Q3 2015 | 36.7 | +1.71 | +4.88% | 30 Sep 2015 |
| Q2 2015 | 36.5 | +1.72 | +4.94% | 30 Jun 2015 |
| Q1 2015 | 36.2 | -0.06 | -0.17% | 31 Mar 2015 |
| Q4 2014 | 35.6 | -3.07 | -7.94% | 31 Dec 2014 |
| Q3 2014 | 35 | -6.79 | -16.2% | 30 Sep 2014 |
| Q2 2014 | 34.8 | -10.1 | -22.4% | 30 Jun 2014 |
| Q1 2014 | 36.2 | -9.67 | -21.1% | 31 Mar 2014 |
| Q4 2013 | 38.7 | -6.65 | -14.7% | 31 Dec 2013 |
| Q3 2013 | 41.8 | -3.48 | -7.69% | 30 Sep 2013 |
| Q2 2013 | 44.9 | -0.2 | -0.44% | 30 Jun 2013 |
| Q1 2013 | 45.9 | +1.31 | +2.94% | 31 Mar 2013 |
| Q4 2012 | 45.3 | +1.74 | +3.99% | 31 Dec 2012 |
| Q3 2012 | 45.3 | 30 Sep 2012 | ||
| Q2 2012 | 45.1 | 30 Jun 2012 | ||
| Q1 2012 | 44.6 | 31 Mar 2012 | ||
| Q4 2011 | 43.6 | 31 Dec 2011 |