| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 36.5 | -21.9 | -37.4% | Sep 30, 2024 |
| Q2 2024 | 36.6 | -22.1 | -37.7% | Jun 30, 2024 |
| Q1 2024 | 41 | -18.8 | -31.5% | Mar 31, 2024 |
| Q4 2023 | 52.9 | -2.82 | -5.06% | Dec 31, 2023 |
| Q3 2023 | 58.4 | +1.91 | +3.38% | Sep 30, 2023 |
| Q2 2023 | 58.7 | -0.92 | -1.54% | Jun 30, 2023 |
| Q1 2023 | 59.8 | +0.78 | +1.32% | Mar 31, 2023 |
| Q4 2022 | 55.8 | -4.53 | -7.51% | Dec 31, 2022 |
| Q3 2022 | 56.5 | -8.73 | -13.4% | Sep 30, 2022 |
| Q2 2022 | 59.6 | -9.26 | -13.4% | Jun 30, 2022 |
| Q1 2022 | 59.1 | -17.1 | -22.4% | Mar 31, 2022 |
| Q4 2021 | 60.3 | -21.7 | -26.4% | Dec 31, 2021 |
| Q3 2021 | 65.2 | -9.33 | -12.5% | Sep 30, 2021 |
| Q2 2021 | 68.9 | -4.21 | -5.76% | Jun 30, 2021 |
| Q1 2021 | 76.2 | +5.49 | +7.77% | Mar 31, 2021 |
| Q4 2020 | 82 | +13.6 | +20% | Dec 31, 2020 |
| Q3 2020 | 74.5 | -2.73 | -3.53% | Sep 30, 2020 |
| Q2 2020 | 73.1 | -4.02 | -5.22% | Jun 30, 2020 |
| Q1 2020 | 70.7 | -4.38 | -5.84% | Mar 31, 2020 |
| Q4 2019 | 68.3 | -3.76 | -5.22% | Dec 31, 2019 |
| Q3 2019 | 77.3 | +7.16 | +10.2% | Sep 30, 2019 |
| Q2 2019 | 77.1 | +7.3 | +10.5% | Jun 30, 2019 |
| Q1 2019 | 75 | +4.73 | +6.73% | Mar 31, 2019 |
| Q4 2018 | 72.1 | -1.44 | -1.96% | Dec 31, 2018 |
| Q3 2018 | 70.1 | -4.96 | -6.61% | Sep 30, 2018 |
| Q2 2018 | 69.8 | -5.97 | -7.88% | Jun 30, 2018 |
| Q1 2018 | 70.3 | -0.77 | -1.08% | Mar 31, 2018 |
| Q4 2017 | 73.5 | +8.11 | +12.4% | Dec 31, 2017 |
| Q3 2017 | 75.1 | +13 | +20.9% | Sep 30, 2017 |
| Q2 2017 | 75.8 | +17.1 | +29.2% | Jun 30, 2017 |
| Q1 2017 | 71.1 | +8.22 | +13.1% | Mar 31, 2017 |
| Q4 2016 | 65.4 | -3.69 | -5.34% | Dec 31, 2016 |
| Q3 2016 | 62.1 | -13.8 | -18.2% | Sep 30, 2016 |
| Q2 2016 | 58.7 | -24.2 | -29.2% | Jun 30, 2016 |
| Q1 2016 | 62.9 | -20.2 | -24.3% | Mar 31, 2016 |
| Q4 2015 | 69.1 | -11.7 | -14.5% | Dec 31, 2015 |
| Q3 2015 | 75.8 | -3.25 | -4.11% | Sep 30, 2015 |
| Q2 2015 | 82.8 | -1.22 | -1.45% | Jun 30, 2015 |
| Q1 2015 | 83 | -8.77 | -9.55% | Mar 31, 2015 |
| Q4 2014 | 80.8 | -19 | -19.1% | Dec 31, 2014 |
| Q3 2014 | 79.1 | -17.1 | -17.8% | Sep 30, 2014 |
| Q2 2014 | 84.1 | -7.55 | -8.24% | Jun 30, 2014 |
| Q1 2014 | 91.8 | +7.49 | +8.88% | Mar 31, 2014 |
| Q4 2013 | 99.8 | +21.5 | +27.4% | Dec 31, 2013 |
| Q3 2013 | 96.2 | +13.5 | +16.3% | Sep 30, 2013 |
| Q2 2013 | 91.6 | +8.3 | +9.96% | Jun 30, 2013 |
| Q1 2013 | 84.3 | -0.54 | -0.64% | Mar 31, 2013 |
| Q4 2012 | 78.3 | -8.56 | -9.85% | Dec 31, 2012 |
| Q3 2012 | 82.7 | -4.83 | -5.52% | Sep 30, 2012 |
| Q2 2012 | 83.3 | -9.56 | -10.3% | Jun 30, 2012 |
| Q1 2012 | 84.9 | -12.1 | -12.4% | Mar 31, 2012 |
| Q4 2011 | 86.9 | Dec 31, 2011 | ||
| Q3 2011 | 87.5 | Sep 30, 2011 | ||
| Q2 2011 | 92.9 | Jun 30, 2011 | ||
| Q1 2011 | 96.9 | Mar 31, 2011 |