| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 30 | -5.72 | -16% | Sep 30, 2024 |
| Q2 2024 | 31.6 | -3.58 | -10.2% | Jun 30, 2024 |
| Q1 2024 | 32.7 | -2.98 | -8.35% | Mar 31, 2024 |
| Q4 2023 | 35.5 | +0.98 | +2.84% | Dec 31, 2023 |
| Q3 2023 | 35.7 | +0.87 | +2.5% | Sep 30, 2023 |
| Q2 2023 | 35.2 | -0.12 | -0.34% | Jun 30, 2023 |
| Q1 2023 | 35.7 | +1.02 | +2.94% | Mar 31, 2023 |
| Q4 2022 | 34.5 | -0.63 | -1.79% | Dec 31, 2022 |
| Q3 2022 | 34.8 | 0 | 0% | Sep 30, 2022 |
| Q2 2022 | 35.3 | -0.04 | -0.11% | Jun 30, 2022 |
| Q1 2022 | 34.7 | -1.32 | -3.67% | Mar 31, 2022 |
| Q4 2021 | 35.2 | -0.44 | -1.24% | Dec 31, 2021 |
| Q3 2021 | 34.8 | -0.45 | -1.28% | Sep 30, 2021 |
| Q2 2021 | 35.3 | +1.19 | +3.48% | Jun 30, 2021 |
| Q1 2021 | 36 | +2.66 | +7.97% | Mar 31, 2021 |
| Q4 2020 | 35.6 | +2.39 | +7.19% | Dec 31, 2020 |
| Q3 2020 | 35.3 | +1.9 | +5.69% | Sep 30, 2020 |
| Q2 2020 | 34.2 | +0.79 | +2.37% | Jun 30, 2020 |
| Q1 2020 | 33.4 | -0.36 | -1.07% | Mar 31, 2020 |
| Q4 2019 | 33.2 | -0.64 | -1.89% | Dec 31, 2019 |
| Q3 2019 | 33.4 | +1.19 | +3.7% | Sep 30, 2019 |
| Q2 2019 | 33.4 | +1.93 | +6.14% | Jun 30, 2019 |
| Q1 2019 | 33.7 | +2.63 | +8.46% | Mar 31, 2019 |
| Q4 2018 | 33.9 | +3.49 | +11.5% | Dec 31, 2018 |
| Q3 2018 | 32.2 | +2.04 | +6.76% | Sep 30, 2018 |
| Q2 2018 | 31.4 | +1.88 | +6.36% | Jun 30, 2018 |
| Q1 2018 | 31.1 | +2.85 | +10.1% | Mar 31, 2018 |
| Q4 2017 | 30.4 | +2.43 | +8.7% | Dec 31, 2017 |
| Q3 2017 | 30.2 | +1.31 | +4.54% | Sep 30, 2017 |
| Q2 2017 | 29.6 | -0.35 | -1.17% | Jun 30, 2017 |
| Q1 2017 | 28.2 | -2.21 | -7.26% | Mar 31, 2017 |
| Q4 2016 | 27.9 | -3.16 | -10.2% | Dec 31, 2016 |
| Q3 2016 | 28.9 | -3.45 | -10.7% | Sep 30, 2016 |
| Q2 2016 | 29.9 | -4.2 | -12.3% | Jun 30, 2016 |
| Q1 2016 | 30.5 | -6.99 | -18.7% | Mar 31, 2016 |
| Q4 2015 | 31.1 | -8.89 | -22.2% | Dec 31, 2015 |
| Q3 2015 | 32.3 | -9.41 | -22.6% | Sep 30, 2015 |
| Q2 2015 | 34.1 | -8.55 | -20% | Jun 30, 2015 |
| Q1 2015 | 37.4 | -5.15 | -12.1% | Mar 31, 2015 |
| Q4 2014 | 40 | -2.61 | -6.13% | Dec 31, 2014 |
| Q3 2014 | 41.7 | -1 | -2.34% | Sep 30, 2014 |
| Q2 2014 | 42.7 | -1.84 | -4.14% | Jun 30, 2014 |
| Q1 2014 | 42.6 | -4.58 | -9.71% | Mar 31, 2014 |
| Q4 2013 | 42.6 | -3.19 | -6.97% | Dec 31, 2013 |
| Q3 2013 | 42.7 | -1.31 | -2.98% | Sep 30, 2013 |
| Q2 2013 | 44.5 | +2.88 | +6.92% | Jun 30, 2013 |
| Q1 2013 | 47.2 | +7.3 | +18.3% | Mar 31, 2013 |
| Q4 2012 | 45.8 | +4.13 | +9.91% | Dec 31, 2012 |
| Q3 2012 | 44 | +1.08 | +2.52% | Sep 30, 2012 |
| Q2 2012 | 41.6 | -1.62 | -3.75% | Jun 30, 2012 |
| Q1 2012 | 39.9 | -1.78 | -4.27% | Mar 31, 2012 |
| Q4 2011 | 41.7 | +2.13 | +5.39% | Dec 31, 2011 |
| Q3 2011 | 42.9 | Sep 30, 2011 | ||
| Q2 2011 | 43.3 | Jun 30, 2011 | ||
| Q1 2011 | 41.7 | Mar 31, 2011 | ||
| Q4 2010 | 39.5 | Dec 31, 2010 |