| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 65.8 | -9.94 | -13.1% | Mar 31, 2024 |
| Q4 2023 | 69.4 | -8.86 | -11.3% | Dec 31, 2023 |
| Q3 2023 | 71.6 | -11.4 | -13.7% | Sep 30, 2023 |
| Q2 2023 | 74.2 | -14 | -15.9% | Jun 30, 2023 |
| Q1 2023 | 75.8 | -18.8 | -19.9% | Mar 31, 2023 |
| Q4 2022 | 78.2 | -22.4 | -22.2% | Dec 31, 2022 |
| Q3 2022 | 82.9 | -12.6 | -13.2% | Sep 30, 2022 |
| Q2 2022 | 88.2 | -0.94 | -1.06% | Jun 30, 2022 |
| Q1 2022 | 94.6 | +13.8 | +17.1% | Mar 31, 2022 |
| Q4 2021 | 101 | +37.5 | +59.4% | Dec 31, 2021 |
| Q3 2021 | 95.5 | +38 | +65.9% | Sep 30, 2021 |
| Q2 2021 | 89.1 | +37.5 | +72.7% | Jun 30, 2021 |
| Q1 2021 | 80.8 | +35.7 | +79.2% | Mar 31, 2021 |
| Q4 2020 | 63.1 | +16.5 | +35.4% | Dec 31, 2020 |
| Q3 2020 | 57.6 | +10.3 | +21.7% | Sep 30, 2020 |
| Q2 2020 | 51.6 | +2.36 | +4.79% | Jun 30, 2020 |
| Q1 2020 | 45.1 | -5.6 | -11% | Mar 31, 2020 |
| Q4 2019 | 46.6 | -7.68 | -14.1% | Dec 31, 2019 |
| Q3 2019 | 47.3 | -10.1 | -17.5% | Sep 30, 2019 |
| Q2 2019 | 49.2 | -9.82 | -16.6% | Jun 30, 2019 |
| Q1 2019 | 50.7 | -11.8 | -18.8% | Mar 31, 2019 |
| Q4 2018 | 54.3 | -11.4 | -17.4% | Dec 31, 2018 |
| Q3 2018 | 57.3 | -11.9 | -17.2% | Sep 30, 2018 |
| Q2 2018 | 59.1 | -12.9 | -17.9% | Jun 30, 2018 |
| Q1 2018 | 62.5 | -11.2 | -15.2% | Mar 31, 2018 |
| Q4 2017 | 65.7 | -8.27 | -11.2% | Dec 31, 2017 |
| Q3 2017 | 69.3 | -4.47 | -6.06% | Sep 30, 2017 |
| Q2 2017 | 71.9 | -6.88 | -8.73% | Jun 30, 2017 |
| Q1 2017 | 73.7 | -9.99 | -11.9% | Mar 31, 2017 |
| Q4 2016 | 74 | -17 | -18.7% | Dec 31, 2016 |
| Q3 2016 | 73.8 | -20.7 | -21.9% | Sep 30, 2016 |
| Q2 2016 | 78.8 | -15.7 | -16.6% | Jun 30, 2016 |
| Q1 2016 | 83.7 | -12.2 | -12.8% | Mar 31, 2016 |
| Q4 2015 | 91 | -5.31 | -5.51% | Dec 31, 2015 |
| Q3 2015 | 94.5 | -5.66 | -5.65% | Sep 30, 2015 |
| Q2 2015 | 94.5 | -6.74 | -6.66% | Jun 30, 2015 |
| Q1 2015 | 95.9 | -3.57 | -3.59% | Mar 31, 2015 |
| Q4 2014 | 96.4 | +2.72 | +2.91% | Dec 31, 2014 |
| Q3 2014 | 100 | +13.4 | +15.5% | Sep 30, 2014 |
| Q2 2014 | 101 | +20.9 | +26% | Jun 30, 2014 |
| Q1 2014 | 99.5 | +22.2 | +28.7% | Mar 31, 2014 |
| Q4 2013 | 93.6 | +14.8 | +18.7% | Dec 31, 2013 |
| Q3 2013 | 86.7 | +7.84 | +9.94% | Sep 30, 2013 |
| Q2 2013 | 80.3 | +1.33 | +1.68% | Jun 30, 2013 |
| Q1 2013 | 77.3 | -2.36 | -2.96% | Mar 31, 2013 |
| Q4 2012 | 78.9 | -2.95 | -3.61% | Dec 31, 2012 |
| Q3 2012 | 78.8 | -2.87 | -3.51% | Sep 30, 2012 |
| Q2 2012 | 79 | -2.68 | -3.28% | Jun 30, 2012 |
| Q1 2012 | 79.7 | -1.13 | -1.4% | Mar 31, 2012 |
| Q4 2011 | 81.8 | Dec 31, 2011 | ||
| Q3 2011 | 81.7 | Sep 30, 2011 | ||
| Q2 2011 | 81.7 | Jun 30, 2011 | ||
| Q1 2011 | 80.8 | Mar 31, 2011 |