| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 79.8 | -6.62 | -7.66% | Mar 31, 2024 |
| Q4 2023 | 82.5 | -1.04 | -1.25% | Dec 31, 2023 |
| Q3 2023 | 86.8 | +0.9 | +1.05% | Sep 30, 2023 |
| Q2 2023 | 94.3 | +4.78 | +5.34% | Jun 30, 2023 |
| Q1 2023 | 86.5 | -7.93 | -8.4% | Mar 31, 2023 |
| Q4 2022 | 83.6 | -14 | -14.3% | Dec 31, 2022 |
| Q3 2022 | 85.9 | -12.1 | -12.4% | Sep 30, 2022 |
| Q2 2022 | 89.5 | -8.25 | -8.44% | Jun 30, 2022 |
| Q1 2022 | 94.4 | -4.09 | -4.15% | Mar 31, 2022 |
| Q4 2021 | 97.5 | -6.09 | -5.88% | Dec 31, 2021 |
| Q3 2021 | 98 | +10.6 | +12.1% | Sep 30, 2021 |
| Q2 2021 | 97.7 | +20.8 | +27% | Jun 30, 2021 |
| Q1 2021 | 98.5 | +27.2 | +38.1% | Mar 31, 2021 |
| Q4 2020 | 104 | +40.6 | +64.5% | Dec 31, 2020 |
| Q3 2020 | 87.5 | +15.5 | +21.5% | Sep 30, 2020 |
| Q2 2020 | 77 | +2.98 | +4.03% | Jun 30, 2020 |
| Q1 2020 | 71.3 | -4.56 | -6.01% | Mar 31, 2020 |
| Q4 2019 | 63 | -17.7 | -21.9% | Dec 31, 2019 |
| Q3 2019 | 72 | -5.29 | -6.85% | Sep 30, 2019 |
| Q2 2019 | 74 | -7.53 | -9.24% | Jun 30, 2019 |
| Q1 2019 | 75.9 | +0.52 | +0.69% | Mar 31, 2019 |
| Q4 2018 | 80.7 | +9.03 | +12.6% | Dec 31, 2018 |
| Q3 2018 | 77.3 | +6.18 | +8.69% | Sep 30, 2018 |
| Q2 2018 | 81.5 | +14.9 | +22.4% | Jun 30, 2018 |
| Q1 2018 | 75.4 | +0.47 | +0.63% | Mar 31, 2018 |
| Q4 2017 | 71.7 | +0.36 | +0.51% | Dec 31, 2017 |
| Q3 2017 | 71.1 | +5.66 | +8.65% | Sep 30, 2017 |
| Q2 2017 | 66.6 | +1.8 | +2.78% | Jun 30, 2017 |
| Q1 2017 | 74.9 | +14.2 | +23.3% | Mar 31, 2017 |
| Q4 2016 | 71.3 | +7.3 | +11.4% | Dec 31, 2016 |
| Q3 2016 | 65.4 | +1.09 | +1.69% | Sep 30, 2016 |
| Q2 2016 | 64.8 | +0.57 | +0.89% | Jun 30, 2016 |
| Q1 2016 | 60.8 | +1.32 | +2.22% | Mar 31, 2016 |
| Q4 2015 | 64 | +10.4 | +19.4% | Dec 31, 2015 |
| Q3 2015 | 64.3 | +17.7 | +37.9% | Sep 30, 2015 |
| Q2 2015 | 64.2 | +25.6 | +66.3% | Jun 30, 2015 |
| Q1 2015 | 59.4 | +20.7 | +53.6% | Mar 31, 2015 |
| Q4 2014 | 53.6 | +17.5 | +48.3% | Dec 31, 2014 |
| Q3 2014 | 46.7 | +12.8 | +37.9% | Sep 30, 2014 |
| Q2 2014 | 38.6 | +8.36 | +27.6% | Jun 30, 2014 |
| Q1 2014 | 38.7 | +10.4 | +36.5% | Mar 31, 2014 |
| Q4 2013 | 36.2 | +5.82 | +19.2% | Dec 31, 2013 |
| Q3 2013 | 33.8 | -0.08 | -0.24% | Sep 30, 2013 |
| Q2 2013 | 30.3 | -9.01 | -22.9% | Jun 30, 2013 |
| Q1 2013 | 28.4 | -15.9 | -35.9% | Mar 31, 2013 |
| Q4 2012 | 30.3 | -11.5 | -27.5% | Dec 31, 2012 |
| Q3 2012 | 33.9 | -10.2 | -23.1% | Sep 30, 2012 |
| Q2 2012 | 39.3 | -5.27 | -11.8% | Jun 30, 2012 |
| Q1 2012 | 44.2 | +0.82 | +1.89% | Mar 31, 2012 |
| Q4 2011 | 41.9 | Dec 31, 2011 | ||
| Q3 2011 | 44.1 | Sep 30, 2011 | ||
| Q2 2011 | 44.5 | Jun 30, 2011 | ||
| Q1 2011 | 43.4 | Mar 31, 2011 |