| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 60 | -11.1 | -15.6% | Jun 30, 2024 |
| Q1 2024 | 57.3 | -16.3 | -22.1% | Mar 31, 2024 |
| Q4 2023 | 61.8 | -12.3 | -16.6% | Dec 31, 2023 |
| Q3 2023 | 66 | -8.82 | -11.8% | Sep 30, 2023 |
| Q2 2023 | 71 | +0.34 | +0.48% | Jun 30, 2023 |
| Q1 2023 | 73.5 | +3.16 | +4.49% | Mar 31, 2023 |
| Q4 2022 | 74.1 | +7.38 | +11.1% | Dec 31, 2022 |
| Q3 2022 | 74.9 | +13.7 | +22.5% | Sep 30, 2022 |
| Q2 2022 | 70.7 | +10.7 | +17.9% | Jun 30, 2022 |
| Q1 2022 | 70.3 | +14.8 | +26.7% | Mar 31, 2022 |
| Q4 2021 | 66.7 | +11.4 | +20.6% | Dec 31, 2021 |
| Q3 2021 | 61.1 | +1.4 | +2.34% | Sep 30, 2021 |
| Q2 2021 | 60 | -0.22 | -0.37% | Jun 30, 2021 |
| Q1 2021 | 55.5 | -6.3 | -10.2% | Mar 31, 2021 |
| Q4 2020 | 55.3 | -7.63 | -12.1% | Dec 31, 2020 |
| Q3 2020 | 59.7 | -3.71 | -5.85% | Sep 30, 2020 |
| Q2 2020 | 60.2 | +0.03 | +0.05% | Jun 30, 2020 |
| Q1 2020 | 61.8 | +0.44 | +0.72% | Mar 31, 2020 |
| Q4 2019 | 63 | +4.99 | +8.61% | Dec 31, 2019 |
| Q3 2019 | 63.4 | +7.93 | +14.3% | Sep 30, 2019 |
| Q2 2019 | 60.2 | +2.42 | +4.19% | Jun 30, 2019 |
| Q1 2019 | 61.4 | +2.72 | +4.64% | Mar 31, 2019 |
| Q4 2018 | 58 | -7.4 | -11.3% | Dec 31, 2018 |
| Q3 2018 | 55.5 | -18.5 | -25% | Sep 30, 2018 |
| Q2 2018 | 57.8 | -24.2 | -29.5% | Jun 30, 2018 |
| Q1 2018 | 58.7 | -29.3 | -33.3% | Mar 31, 2018 |
| Q4 2017 | 65.4 | -21.3 | -24.6% | Dec 31, 2017 |
| Q3 2017 | 74.1 | -10.4 | -12.3% | Sep 30, 2017 |
| Q2 2017 | 82 | -0.68 | -0.82% | Jun 30, 2017 |
| Q1 2017 | 88 | +6.77 | +8.34% | Mar 31, 2017 |
| Q4 2016 | 86.7 | +5.76 | +7.12% | Dec 31, 2016 |
| Q3 2016 | 84.5 | +4.36 | +5.44% | Sep 30, 2016 |
| Q2 2016 | 82.6 | -2.65 | -3.11% | Jun 30, 2016 |
| Q1 2016 | 81.2 | -17 | -17.3% | Mar 31, 2016 |
| Q4 2015 | 80.9 | -24.1 | -22.9% | Dec 31, 2015 |
| Q3 2015 | 80.1 | -33.8 | -29.6% | Sep 30, 2015 |
| Q2 2015 | 85.3 | -22.9 | -21.2% | Jun 30, 2015 |
| Q1 2015 | 98.2 | -3.87 | -3.79% | Mar 31, 2015 |
| Q4 2014 | 105 | +4.5 | +4.48% | Dec 31, 2014 |
| Q3 2014 | 114 | +17.6 | +18.2% | Sep 30, 2014 |
| Q2 2014 | 108 | +16.5 | +18% | Jun 30, 2014 |
| Q1 2014 | 102 | +13.4 | +15.1% | Mar 31, 2014 |
| Q4 2013 | 101 | +10.7 | +12% | Dec 31, 2013 |
| Q3 2013 | 96.3 | +2.36 | +2.51% | Sep 30, 2013 |
| Q2 2013 | 91.7 | -8.68 | -8.64% | Jun 30, 2013 |
| Q1 2013 | 88.7 | -16.4 | -15.6% | Mar 31, 2013 |
| Q4 2012 | 89.8 | -15.3 | -14.6% | Dec 31, 2012 |
| Q3 2012 | 93.9 | -2.29 | -2.38% | Sep 30, 2012 |
| Q2 2012 | 100 | +11.8 | +13.3% | Jun 30, 2012 |
| Q1 2012 | 105 | +22 | +26.5% | Mar 31, 2012 |
| Q4 2011 | 105 | +23.2 | +28.3% | Dec 31, 2011 |
| Q3 2011 | 96.2 | Sep 30, 2011 | ||
| Q2 2011 | 88.6 | Jun 30, 2011 | ||
| Q1 2011 | 83.1 | Mar 31, 2011 | ||
| Q4 2010 | 82 | Dec 31, 2010 |