| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 38 | -0.25 | -0.65% | Sep 30, 2024 |
| Q2 2024 | 38.2 | +0.01 | +0.03% | Jun 30, 2024 |
| Q1 2024 | 38.6 | +0.31 | +0.81% | Mar 31, 2024 |
| Q4 2023 | 38.6 | +1.08 | +2.88% | Dec 31, 2023 |
| Q3 2023 | 38.2 | +0.58 | +1.54% | Sep 30, 2023 |
| Q2 2023 | 38.2 | -0.58 | -1.49% | Jun 30, 2023 |
| Q1 2023 | 38.3 | +0.64 | +1.7% | Mar 31, 2023 |
| Q4 2022 | 37.5 | +0.68 | +1.85% | Dec 31, 2022 |
| Q3 2022 | 37.7 | +2.37 | +6.72% | Sep 30, 2022 |
| Q2 2022 | 38.8 | +6.13 | +18.8% | Jun 30, 2022 |
| Q1 2022 | 37.6 | +6.6 | +21.3% | Mar 31, 2022 |
| Q4 2021 | 36.9 | +5.8 | +18.7% | Dec 31, 2021 |
| Q3 2021 | 35.3 | +3.45 | +10.8% | Sep 30, 2021 |
| Q2 2021 | 32.7 | +0.43 | +1.33% | Jun 30, 2021 |
| Q1 2021 | 31 | -3.33 | -9.7% | Mar 31, 2021 |
| Q4 2020 | 31.1 | -3.26 | -9.5% | Dec 31, 2020 |
| Q3 2020 | 31.8 | -1.95 | -5.77% | Sep 30, 2020 |
| Q2 2020 | 32.3 | -1.19 | -3.56% | Jun 30, 2020 |
| Q1 2020 | 34.3 | +1.91 | +5.89% | Mar 31, 2020 |
| Q4 2019 | 34.3 | +2.53 | +7.96% | Dec 31, 2019 |
| Q3 2019 | 33.8 | +2.45 | +7.82% | Sep 30, 2019 |
| Q2 2019 | 33.4 | +2.22 | +7.11% | Jun 30, 2019 |
| Q1 2019 | 32.4 | +1.4 | +4.51% | Mar 31, 2019 |
| Q4 2018 | 31.8 | +0.8 | +2.58% | Dec 31, 2018 |
| Q3 2018 | 31.4 | +1.25 | +4.15% | Sep 30, 2018 |
| Q2 2018 | 31.2 | +1.73 | +5.87% | Jun 30, 2018 |
| Q1 2018 | 31 | +2.14 | +7.41% | Mar 31, 2018 |
| Q4 2017 | 31 | +1.26 | +4.24% | Dec 31, 2017 |
| Q3 2017 | 30.1 | -0.78 | -2.53% | Sep 30, 2017 |
| Q2 2017 | 29.5 | -1.91 | -6.08% | Jun 30, 2017 |
| Q1 2017 | 28.9 | -3.03 | -9.49% | Mar 31, 2017 |
| Q4 2016 | 29.7 | -2.35 | -7.33% | Dec 31, 2016 |
| Q3 2016 | 30.9 | -1.95 | -5.94% | Sep 30, 2016 |
| Q2 2016 | 31.4 | -2.26 | -6.72% | Jun 30, 2016 |
| Q1 2016 | 31.9 | -2.53 | -7.34% | Mar 31, 2016 |
| Q4 2015 | 32.1 | -3.49 | -9.81% | Dec 31, 2015 |
| Q3 2015 | 32.8 | -3.55 | -9.76% | Sep 30, 2015 |
| Q2 2015 | 33.7 | -3.26 | -8.83% | Jun 30, 2015 |
| Q1 2015 | 34.5 | -2.64 | -7.12% | Mar 31, 2015 |
| Q4 2014 | 35.6 | -1.54 | -4.15% | Dec 31, 2014 |
| Q3 2014 | 36.4 | -0.1 | -0.27% | Sep 30, 2014 |
| Q2 2014 | 36.9 | +0.02 | +0.05% | Jun 30, 2014 |
| Q1 2014 | 37.1 | +1.79 | +5.07% | Mar 31, 2014 |
| Q4 2013 | 37.1 | +3.12 | +9.18% | Dec 31, 2013 |
| Q3 2013 | 36.5 | +4.02 | +12.4% | Sep 30, 2013 |
| Q2 2013 | 36.9 | +7.33 | +24.8% | Jun 30, 2013 |
| Q1 2013 | 35.3 | +7.42 | +26.6% | Mar 31, 2013 |
| Q4 2012 | 34 | Dec 31, 2012 | ||
| Q3 2012 | 32.5 | Sep 30, 2012 | ||
| Q2 2012 | 29.6 | Jun 30, 2012 | ||
| Q1 2012 | 27.9 | Mar 31, 2012 |