| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 31.3 | -14 | -30.9% | Sep 30, 2024 |
| Q2 2024 | 30.8 | -22.4 | -42% | Jun 30, 2024 |
| Q1 2024 | 35 | -20.5 | -37% | Mar 31, 2024 |
| Q4 2023 | 37.5 | -20 | -34.8% | Dec 31, 2023 |
| Q3 2023 | 45.2 | -12 | -21% | Sep 30, 2023 |
| Q2 2023 | 53.2 | -2.14 | -3.87% | Jun 30, 2023 |
| Q1 2023 | 55.5 | +1.66 | +3.08% | Mar 31, 2023 |
| Q4 2022 | 57.5 | +4.78 | +9.06% | Dec 31, 2022 |
| Q3 2022 | 57.2 | +4.98 | +9.53% | Sep 30, 2022 |
| Q2 2022 | 55.3 | +2.49 | +4.71% | Jun 30, 2022 |
| Q1 2022 | 53.9 | -0.49 | -0.9% | Mar 31, 2022 |
| Q4 2021 | 52.7 | +0.47 | +0.9% | Dec 31, 2021 |
| Q3 2021 | 52.3 | +2.31 | +4.63% | Sep 30, 2021 |
| Q2 2021 | 52.8 | +3.45 | +6.99% | Jun 30, 2021 |
| Q1 2021 | 54.4 | +4.53 | +9.09% | Mar 31, 2021 |
| Q4 2020 | 52.3 | -1.75 | -3.24% | Dec 31, 2020 |
| Q3 2020 | 49.9 | -8.5 | -14.5% | Sep 30, 2020 |
| Q2 2020 | 49.4 | -11.5 | -18.9% | Jun 30, 2020 |
| Q1 2020 | 49.8 | -7.62 | -13.3% | Mar 31, 2020 |
| Q4 2019 | 54 | +0.58 | +1.09% | Dec 31, 2019 |
| Q3 2019 | 58.4 | +6.72 | +13% | Sep 30, 2019 |
| Q2 2019 | 60.9 | +9.44 | +18.3% | Jun 30, 2019 |
| Q1 2019 | 57.4 | +1.66 | +2.98% | Mar 31, 2019 |
| Q4 2018 | 53.4 | -6.07 | -10.2% | Dec 31, 2018 |
| Q3 2018 | 51.7 | -8.72 | -14.4% | Sep 30, 2018 |
| Q2 2018 | 51.5 | -7.96 | -13.4% | Jun 30, 2018 |
| Q1 2018 | 55.8 | +0.8 | +1.46% | Mar 31, 2018 |
| Q4 2017 | 59.5 | +6.88 | +13.1% | Dec 31, 2017 |
| Q3 2017 | 60.4 | +9.02 | +17.5% | Sep 30, 2017 |
| Q2 2017 | 59.4 | +8.81 | +17.4% | Jun 30, 2017 |
| Q1 2017 | 55 | -0.66 | -1.19% | Mar 31, 2017 |
| Q4 2016 | 52.6 | -8.12 | -13.4% | Dec 31, 2016 |
| Q3 2016 | 51.4 | -13.2 | -20.4% | Sep 30, 2016 |
| Q2 2016 | 50.6 | -13.1 | -20.6% | Jun 30, 2016 |
| Q1 2016 | 55.6 | -4.26 | -7.11% | Mar 31, 2016 |
| Q4 2015 | 60.8 | +4.94 | +8.85% | Dec 31, 2015 |
| Q3 2015 | 64.6 | +11.1 | +20.8% | Sep 30, 2015 |
| Q2 2015 | 63.8 | +9.8 | +18.2% | Jun 30, 2015 |
| Q1 2015 | 59.9 | +5.22 | +9.55% | Mar 31, 2015 |
| Q4 2014 | 55.8 | -1.34 | -2.35% | Dec 31, 2014 |
| Q3 2014 | 53.5 | -6.45 | -10.8% | Sep 30, 2014 |
| Q2 2014 | 54 | -7.55 | -12.3% | Jun 30, 2014 |
| Q1 2014 | 54.7 | -7.34 | -11.8% | Mar 31, 2014 |
| Q4 2013 | 57.2 | -5.15 | -8.27% | Dec 31, 2013 |
| Q3 2013 | 59.9 | -2.62 | -4.19% | Sep 30, 2013 |
| Q2 2013 | 61.5 | -1.16 | -1.85% | Jun 30, 2013 |
| Q1 2013 | 62 | +0.42 | +0.68% | Mar 31, 2013 |
| Q4 2012 | 62.3 | +2.3 | +3.83% | Dec 31, 2012 |
| Q3 2012 | 62.5 | +5.19 | +9.05% | Sep 30, 2012 |
| Q2 2012 | 62.7 | +5.1 | +8.86% | Jun 30, 2012 |
| Q1 2012 | 61.6 | +5.32 | +9.46% | Mar 31, 2012 |
| Q4 2011 | 60 | +4.96 | +9.01% | Dec 31, 2011 |
| Q3 2011 | 57.3 | Sep 30, 2011 | ||
| Q2 2011 | 57.6 | Jun 30, 2011 | ||
| Q1 2011 | 56.3 | Mar 31, 2011 | ||
| Q4 2010 | 55.1 | Dec 31, 2010 |