| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 72.6 | -2.33 | -3.11% | Jun 30, 2024 |
| Q1 2024 | 72.5 | -7.94 | -9.87% | Mar 31, 2024 |
| Q4 2023 | 72.5 | -11.9 | -14.1% | Dec 31, 2023 |
| Q3 2023 | 70.8 | -17.3 | -19.6% | Sep 30, 2023 |
| Q2 2023 | 75 | -13.2 | -15% | Jun 30, 2023 |
| Q1 2023 | 80.4 | -5.8 | -6.73% | Mar 31, 2023 |
| Q4 2022 | 84.4 | +8.93 | +11.8% | Dec 31, 2022 |
| Q3 2022 | 88.1 | +25.8 | +41.4% | Sep 30, 2022 |
| Q2 2022 | 88.1 | +36.3 | +69.9% | Jun 30, 2022 |
| Q1 2022 | 86.2 | +43.1 | +99.7% | Mar 31, 2022 |
| Q4 2021 | 75.5 | +20.6 | +37.6% | Dec 31, 2021 |
| Q3 2021 | 62.3 | +6.06 | +10.8% | Sep 30, 2021 |
| Q2 2021 | 51.9 | -5.45 | -9.51% | Jun 30, 2021 |
| Q1 2021 | 43.2 | -12.9 | -22.9% | Mar 31, 2021 |
| Q4 2020 | 54.8 | +7.3 | +15.4% | Dec 31, 2020 |
| Q3 2020 | 56.2 | +6.47 | +13% | Sep 30, 2020 |
| Q2 2020 | 57.3 | +6.22 | +12.2% | Jun 30, 2020 |
| Q1 2020 | 56 | +4 | +7.69% | Mar 31, 2020 |
| Q4 2019 | 47.5 | -4.67 | -8.95% | Dec 31, 2019 |
| Q3 2019 | 49.7 | -0.57 | -1.13% | Sep 30, 2019 |
| Q2 2019 | 51.1 | +1.68 | +3.4% | Jun 30, 2019 |
| Q1 2019 | 52 | +1.45 | +2.87% | Mar 31, 2019 |
| Q4 2018 | 52.2 | +2.41 | +4.84% | Dec 31, 2018 |
| Q3 2018 | 50.3 | -2.76 | -5.2% | Sep 30, 2018 |
| Q2 2018 | 49.4 | -4.03 | -7.54% | Jun 30, 2018 |
| Q1 2018 | 50.6 | -3.87 | -7.11% | Mar 31, 2018 |
| Q4 2017 | 49.8 | -7.23 | -12.7% | Dec 31, 2017 |
| Q3 2017 | 53.1 | -4.72 | -8.17% | Sep 30, 2017 |
| Q2 2017 | 53.4 | -8.39 | -13.6% | Jun 30, 2017 |
| Q1 2017 | 54.5 | -10 | -15.5% | Mar 31, 2017 |
| Q4 2016 | 57 | -14.5 | -20.3% | Dec 31, 2016 |
| Q3 2016 | 57.8 | -14.9 | -20.5% | Sep 30, 2016 |
| Q2 2016 | 61.8 | -10.4 | -14.3% | Jun 30, 2016 |
| Q1 2016 | 64.5 | -6.53 | -9.2% | Mar 31, 2016 |
| Q4 2015 | 71.5 | +6.5 | +9.99% | Dec 31, 2015 |
| Q3 2015 | 72.7 | +5.25 | +7.78% | Sep 30, 2015 |
| Q2 2015 | 72.2 | +1.07 | +1.51% | Jun 30, 2015 |
| Q1 2015 | 71 | -0.69 | -0.96% | Mar 31, 2015 |
| Q4 2014 | 65 | -5.89 | -8.3% | Dec 31, 2014 |
| Q3 2014 | 67.5 | -4.72 | -6.54% | Sep 30, 2014 |
| Q2 2014 | 71.1 | -1.62 | -2.23% | Jun 30, 2014 |
| Q1 2014 | 71.7 | -5.15 | -6.7% | Mar 31, 2014 |
| Q4 2013 | 70.9 | -6.49 | -8.38% | Dec 31, 2013 |
| Q3 2013 | 72.2 | -5.91 | -7.57% | Sep 30, 2013 |
| Q2 2013 | 72.7 | -24.3 | -25% | Jun 30, 2013 |
| Q1 2013 | 76.8 | -60.4 | -44% | Mar 31, 2013 |
| Q4 2012 | 77.4 | -108 | -58.2% | Dec 31, 2012 |
| Q3 2012 | 78.1 | -164 | -67.8% | Sep 30, 2012 |
| Q2 2012 | 97 | -159 | -62.1% | Jun 30, 2012 |
| Q1 2012 | 137 | -101 | -42.5% | Mar 31, 2012 |
| Q4 2011 | 185 | Dec 31, 2011 | ||
| Q3 2011 | 243 | Sep 30, 2011 | ||
| Q2 2011 | 256 | Jun 30, 2011 | ||
| Q1 2011 | 239 | Mar 31, 2011 |