| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 38.4 | -15.8 | -29.2% | Jun 30, 2024 |
| Q1 2024 | 43.6 | -6.47 | -12.9% | Mar 31, 2024 |
| Q4 2023 | 47.4 | +1.42 | +3.09% | Dec 31, 2023 |
| Q3 2023 | 50.9 | +6.93 | +15.8% | Sep 30, 2023 |
| Q2 2023 | 54.2 | +16.1 | +42.3% | Jun 30, 2023 |
| Q1 2023 | 50.1 | +14 | +38.8% | Mar 31, 2023 |
| Q4 2022 | 46 | +8.53 | +22.8% | Dec 31, 2022 |
| Q3 2022 | 44 | +9.45 | +27.4% | Sep 30, 2022 |
| Q2 2022 | 38.1 | -0.34 | -0.89% | Jun 30, 2022 |
| Q1 2022 | 36.1 | -6.73 | -15.7% | Mar 31, 2022 |
| Q4 2021 | 37.4 | -5.89 | -13.6% | Dec 31, 2021 |
| Q3 2021 | 34.5 | -12.5 | -26.6% | Sep 30, 2021 |
| Q2 2021 | 38.4 | -9.28 | -19.5% | Jun 30, 2021 |
| Q1 2021 | 42.8 | -4.98 | -10.4% | Mar 31, 2021 |
| Q4 2020 | 43.3 | -5.4 | -11.1% | Dec 31, 2020 |
| Q3 2020 | 47 | -2.07 | -4.22% | Sep 30, 2020 |
| Q2 2020 | 47.7 | -0.81 | -1.67% | Jun 30, 2020 |
| Q1 2020 | 47.8 | -0.29 | -0.6% | Mar 31, 2020 |
| Q4 2019 | 48.7 | +1.98 | +4.24% | Dec 31, 2019 |
| Q3 2019 | 49.1 | +2.34 | +5% | Sep 30, 2019 |
| Q2 2019 | 48.5 | +1.32 | +2.8% | Jun 30, 2019 |
| Q1 2019 | 48.1 | +0.05 | +0.1% | Mar 31, 2019 |
| Q4 2018 | 46.7 | -2.7 | -5.46% | Dec 31, 2018 |
| Q3 2018 | 46.8 | -2.97 | -5.97% | Sep 30, 2018 |
| Q2 2018 | 47.2 | -2.44 | -4.92% | Jun 30, 2018 |
| Q1 2018 | 48 | -0.81 | -1.66% | Mar 31, 2018 |
| Q4 2017 | 49.4 | +1.58 | +3.3% | Dec 31, 2017 |
| Q3 2017 | 49.7 | +2.23 | +4.69% | Sep 30, 2017 |
| Q2 2017 | 49.6 | +1.83 | +3.83% | Jun 30, 2017 |
| Q1 2017 | 48.9 | +0.31 | +0.64% | Mar 31, 2017 |
| Q4 2016 | 47.9 | -1.45 | -2.94% | Dec 31, 2016 |
| Q3 2016 | 47.5 | -2.73 | -5.43% | Sep 30, 2016 |
| Q2 2016 | 47.8 | -3.81 | -7.38% | Jun 30, 2016 |
| Q1 2016 | 48.5 | -3.99 | -7.6% | Mar 31, 2016 |
| Q4 2015 | 49.3 | -2.47 | -4.77% | Dec 31, 2015 |
| Q3 2015 | 50.2 | -0.55 | -1.08% | Sep 30, 2015 |
| Q2 2015 | 51.6 | +1.87 | +3.76% | Jun 30, 2015 |
| Q1 2015 | 52.5 | +3.54 | +7.23% | Mar 31, 2015 |
| Q4 2014 | 51.8 | +1.52 | +3.03% | Dec 31, 2014 |
| Q3 2014 | 50.8 | -0.97 | -1.87% | Sep 30, 2014 |
| Q2 2014 | 49.8 | -2.49 | -4.77% | Jun 30, 2014 |
| Q1 2014 | 49 | -3.6 | -6.85% | Mar 31, 2014 |
| Q4 2013 | 50.3 | -3.25 | -6.08% | Dec 31, 2013 |
| Q3 2013 | 51.8 | -2.95 | -5.39% | Sep 30, 2013 |
| Q2 2013 | 52.3 | -3.88 | -6.91% | Jun 30, 2013 |
| Q1 2013 | 52.6 | -3.76 | -6.67% | Mar 31, 2013 |
| Q4 2012 | 53.5 | -0.49 | -0.91% | Dec 31, 2012 |
| Q3 2012 | 54.7 | +2.08 | +3.95% | Sep 30, 2012 |
| Q2 2012 | 56.1 | +6.44 | +13% | Jun 30, 2012 |
| Q1 2012 | 56.4 | +8.29 | +17.2% | Mar 31, 2012 |
| Q4 2011 | 54 | Dec 31, 2011 | ||
| Q3 2011 | 52.6 | Sep 30, 2011 | ||
| Q2 2011 | 49.7 | Jun 30, 2011 | ||
| Q1 2011 | 48.1 | Mar 31, 2011 |