| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 35.4 | -2.92 | -7.62% | Sep 30, 2024 |
| Q2 2024 | 35.5 | -4.27 | -10.7% | Jun 30, 2024 |
| Q1 2024 | 37.8 | -2.15 | -5.39% | Mar 31, 2024 |
| Q4 2023 | 40.1 | +0.41 | +1.03% | Dec 31, 2023 |
| Q3 2023 | 38.3 | -4.58 | -10.7% | Sep 30, 2023 |
| Q2 2023 | 39.8 | -3.6 | -8.3% | Jun 30, 2023 |
| Q1 2023 | 39.9 | -2.27 | -5.38% | Mar 31, 2023 |
| Q4 2022 | 39.7 | -0.5 | -1.25% | Dec 31, 2022 |
| Q3 2022 | 42.9 | +4.41 | +11.5% | Sep 30, 2022 |
| Q2 2022 | 43.4 | +6.9 | +18.9% | Jun 30, 2022 |
| Q1 2022 | 42.2 | +6.07 | +16.8% | Mar 31, 2022 |
| Q4 2021 | 40.2 | +2.7 | +7.21% | Dec 31, 2021 |
| Q3 2021 | 38.5 | +0.16 | +0.42% | Sep 30, 2021 |
| Q2 2021 | 36.5 | -0.42 | -1.14% | Jun 30, 2021 |
| Q1 2021 | 36.1 | +0.8 | +2.27% | Mar 31, 2021 |
| Q4 2020 | 37.5 | +3.22 | +9.41% | Dec 31, 2020 |
| Q3 2020 | 38.3 | +4.62 | +13.7% | Sep 30, 2020 |
| Q2 2020 | 36.9 | +1.59 | +4.51% | Jun 30, 2020 |
| Q1 2020 | 35.3 | -0.09 | -0.25% | Mar 31, 2020 |
| Q4 2019 | 34.2 | -0.56 | -1.61% | Dec 31, 2019 |
| Q3 2019 | 33.7 | -0.83 | -2.4% | Sep 30, 2019 |
| Q2 2019 | 35.3 | +2.16 | +6.52% | Jun 30, 2019 |
| Q1 2019 | 35.4 | +2.87 | +8.82% | Mar 31, 2019 |
| Q4 2018 | 34.8 | +2.83 | +8.85% | Dec 31, 2018 |
| Q3 2018 | 34.5 | +2.78 | +8.75% | Sep 30, 2018 |
| Q2 2018 | 33.1 | +2.58 | +8.45% | Jun 30, 2018 |
| Q1 2018 | 32.5 | +2.49 | +8.29% | Mar 31, 2018 |
| Q4 2017 | 32 | +1.38 | +4.51% | Dec 31, 2017 |
| Q3 2017 | 31.8 | +1.15 | +3.76% | Sep 30, 2017 |
| Q2 2017 | 30.6 | -1.37 | -4.29% | Jun 30, 2017 |
| Q1 2017 | 30 | -2.2 | -6.82% | Mar 31, 2017 |
| Q4 2016 | 30.6 | -1.34 | -4.2% | Dec 31, 2016 |
| Q3 2016 | 30.6 | +0.94 | +3.17% | Sep 30, 2016 |
| Q2 2016 | 31.9 | +4.43 | +16.1% | Jun 30, 2016 |
| Q1 2016 | 32.2 | +6.55 | +25.5% | Mar 31, 2016 |
| Q4 2015 | 31.9 | +7.07 | +28.4% | Dec 31, 2015 |
| Q3 2015 | 29.7 | +3.68 | +14.2% | Sep 30, 2015 |
| Q2 2015 | 27.5 | +0.96 | +3.62% | Jun 30, 2015 |
| Q1 2015 | 25.7 | -1.29 | -4.78% | Mar 31, 2015 |
| Q4 2014 | 24.9 | -2.43 | -8.9% | Dec 31, 2014 |
| Q3 2014 | 26 | -1.24 | -4.55% | Sep 30, 2014 |
| Q2 2014 | 26.5 | -1.47 | -5.25% | Jun 30, 2014 |
| Q1 2014 | 27 | -2.45 | -8.32% | Mar 31, 2014 |
| Q4 2013 | 27.3 | -1.28 | -4.48% | Dec 31, 2013 |
| Q3 2013 | 27.2 | -0.19 | -0.69% | Sep 30, 2013 |
| Q2 2013 | 28 | +1.83 | +6.99% | Jun 30, 2013 |
| Q1 2013 | 29.4 | +4.42 | +17.7% | Mar 31, 2013 |
| Q4 2012 | 28.6 | +2.23 | +8.46% | Dec 31, 2012 |
| Q3 2012 | 27.4 | -0.57 | -2.04% | Sep 30, 2012 |
| Q2 2012 | 26.2 | -3.42 | -11.6% | Jun 30, 2012 |
| Q1 2012 | 25 | -5.39 | -17.7% | Mar 31, 2012 |
| Q4 2011 | 26.4 | -3.42 | -11.5% | Dec 31, 2011 |
| Q3 2011 | 28 | Sep 30, 2011 | ||
| Q2 2011 | 29.6 | Jun 30, 2011 | ||
| Q1 2011 | 30.4 | Mar 31, 2011 | ||
| Q4 2010 | 29.8 | Dec 31, 2010 |