| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 16.9 | +1.05 | +6.63% | Sep 30, 2024 |
| Q2 2024 | 16.5 | +0.69 | +4.35% | Jun 30, 2024 |
| Q1 2024 | 16.2 | -0.25 | -1.52% | Mar 31, 2024 |
| Q4 2023 | 15.7 | -0.88 | -5.32% | Dec 31, 2023 |
| Q3 2023 | 15.8 | -0.41 | -2.52% | Sep 30, 2023 |
| Q2 2023 | 15.9 | -0.5 | -3.06% | Jun 30, 2023 |
| Q1 2023 | 16.4 | +0.38 | +2.37% | Mar 31, 2023 |
| Q4 2022 | 16.6 | +0.23 | +1.41% | Dec 31, 2022 |
| Q3 2022 | 16.3 | -1.17 | -6.72% | Sep 30, 2022 |
| Q2 2022 | 16.4 | -1.71 | -9.47% | Jun 30, 2022 |
| Q1 2022 | 16.1 | -2.35 | -12.8% | Mar 31, 2022 |
| Q4 2021 | 16.3 | -2.03 | -11.1% | Dec 31, 2021 |
| Q3 2021 | 17.4 | -0.68 | -3.76% | Sep 30, 2021 |
| Q2 2021 | 18.1 | -0.5 | -2.69% | Jun 30, 2021 |
| Q1 2021 | 18.4 | -0.21 | -1.13% | Mar 31, 2021 |
| Q4 2020 | 18.4 | -1.31 | -6.66% | Dec 31, 2020 |
| Q3 2020 | 18.1 | -1.35 | -6.94% | Sep 30, 2020 |
| Q2 2020 | 18.6 | -1.09 | -5.55% | Jun 30, 2020 |
| Q1 2020 | 18.6 | -0.88 | -4.51% | Mar 31, 2020 |
| Q4 2019 | 19.7 | -0.09 | -0.46% | Dec 31, 2019 |
| Q3 2019 | 19.4 | -0.53 | -2.65% | Sep 30, 2019 |
| Q2 2019 | 19.7 | -0.38 | -1.9% | Jun 30, 2019 |
| Q1 2019 | 19.5 | -1.13 | -5.48% | Mar 31, 2019 |
| Q4 2018 | 19.8 | -0.75 | -3.66% | Dec 31, 2018 |
| Q3 2018 | 20 | -1.25 | -5.89% | Sep 30, 2018 |
| Q2 2018 | 20 | -2.05 | -9.29% | Jun 30, 2018 |
| Q1 2018 | 20.6 | -1.19 | -5.45% | Mar 31, 2018 |
| Q4 2017 | 20.5 | -1.2 | -5.53% | Dec 31, 2017 |
| Q3 2017 | 21.2 | -0.41 | -1.9% | Sep 30, 2017 |
| Q2 2017 | 22.1 | +1.87 | +9.26% | Jun 30, 2017 |
| Q1 2017 | 21.8 | +1.68 | +8.34% | Mar 31, 2017 |
| Q4 2016 | 21.7 | +1.86 | +9.37% | Dec 31, 2016 |
| Q3 2016 | 21.6 | +1.98 | +10.1% | Sep 30, 2016 |
| Q2 2016 | 20.2 | -0.71 | -3.4% | Jun 30, 2016 |
| Q1 2016 | 20.2 | -1.89 | -8.58% | Mar 31, 2016 |
| Q4 2015 | 19.9 | -2.46 | -11% | Dec 31, 2015 |
| Q3 2015 | 19.7 | -4.08 | -17.2% | Sep 30, 2015 |
| Q2 2015 | 20.9 | -3.02 | -12.6% | Jun 30, 2015 |
| Q1 2015 | 22 | -1.5 | -6.37% | Mar 31, 2015 |
| Q4 2014 | 22.3 | -2.22 | -9.05% | Dec 31, 2014 |
| Q3 2014 | 23.7 | -0.88 | -3.58% | Sep 30, 2014 |
| Q2 2014 | 23.9 | -0.77 | -3.12% | Jun 30, 2014 |
| Q1 2014 | 23.5 | -2.35 | -9.08% | Mar 31, 2014 |
| Q4 2013 | 24.5 | -0.11 | -0.45% | Dec 31, 2013 |
| Q3 2013 | 24.6 | +0.76 | +3.19% | Sep 30, 2013 |
| Q2 2013 | 24.7 | +1.75 | +7.63% | Jun 30, 2013 |
| Q1 2013 | 25.9 | +3.94 | +17.9% | Mar 31, 2013 |
| Q4 2012 | 24.7 | +3.09 | +14.3% | Dec 31, 2012 |
| Q3 2012 | 23.9 | +3.98 | +20% | Sep 30, 2012 |
| Q2 2012 | 23 | +3.72 | +19.4% | Jun 30, 2012 |
| Q1 2012 | 22 | +5.29 | +31.8% | Mar 31, 2012 |
| Q4 2011 | 21.6 | Dec 31, 2011 | ||
| Q3 2011 | 19.9 | Sep 30, 2011 | ||
| Q2 2011 | 19.2 | Jun 30, 2011 | ||
| Q1 2011 | 16.7 | Mar 31, 2011 |