| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 59.3 | -15.5 | -20.8% | Mar 31, 2024 |
| Q4 2023 | 62.5 | -9.96 | -13.8% | Dec 31, 2023 |
| Q3 2023 | 66 | -3.99 | -5.7% | Sep 30, 2023 |
| Q2 2023 | 73.9 | +1.73 | +2.4% | Jun 30, 2023 |
| Q1 2023 | 74.8 | -4.35 | -5.49% | Mar 31, 2023 |
| Q4 2022 | 72.4 | -11.5 | -13.7% | Dec 31, 2022 |
| Q3 2022 | 70 | -16.4 | -19% | Sep 30, 2022 |
| Q2 2022 | 72.2 | -9.74 | -11.9% | Jun 30, 2022 |
| Q1 2022 | 79.2 | +1.37 | +1.76% | Mar 31, 2022 |
| Q4 2021 | 83.9 | +10.8 | +14.7% | Dec 31, 2021 |
| Q3 2021 | 86.4 | +18.4 | +27.1% | Sep 30, 2021 |
| Q2 2021 | 81.9 | +16.3 | +24.8% | Jun 30, 2021 |
| Q1 2021 | 77.8 | +18.2 | +30.6% | Mar 31, 2021 |
| Q4 2020 | 73.1 | +14.1 | +23.9% | Dec 31, 2020 |
| Q3 2020 | 68 | +9.05 | +15.4% | Sep 30, 2020 |
| Q2 2020 | 65.6 | +6.95 | +11.8% | Jun 30, 2020 |
| Q1 2020 | 59.6 | -0.98 | -1.62% | Mar 31, 2020 |
| Q4 2019 | 59 | +2.27 | +4% | Dec 31, 2019 |
| Q3 2019 | 59 | +2.77 | +4.93% | Sep 30, 2019 |
| Q2 2019 | 58.7 | +3.01 | +5.41% | Jun 30, 2019 |
| Q1 2019 | 60.6 | +6.13 | +11.3% | Mar 31, 2019 |
| Q4 2018 | 56.7 | +0.5 | +0.89% | Dec 31, 2018 |
| Q3 2018 | 56.2 | -1.27 | -2.21% | Sep 30, 2018 |
| Q2 2018 | 55.7 | -3.55 | -6% | Jun 30, 2018 |
| Q1 2018 | 54.4 | -6.96 | -11.3% | Mar 31, 2018 |
| Q4 2017 | 56.3 | -11.4 | -16.8% | Dec 31, 2017 |
| Q3 2017 | 57.5 | -18.5 | -24.3% | Sep 30, 2017 |
| Q2 2017 | 59.2 | -19.3 | -24.6% | Jun 30, 2017 |
| Q1 2017 | 61.4 | -20.5 | -25% | Mar 31, 2017 |
| Q4 2016 | 67.6 | -14 | -17.2% | Dec 31, 2016 |
| Q3 2016 | 75.9 | -2.16 | -2.77% | Sep 30, 2016 |
| Q2 2016 | 78.5 | -2.14 | -2.65% | Jun 30, 2016 |
| Q1 2016 | 81.9 | -0.68 | -0.82% | Mar 31, 2016 |
| Q4 2015 | 81.6 | +2.51 | +3.17% | Dec 31, 2015 |
| Q3 2015 | 78.1 | -2.2 | -2.74% | Sep 30, 2015 |
| Q2 2015 | 80.7 | -3.69 | -4.37% | Jun 30, 2015 |
| Q1 2015 | 82.5 | -7.14 | -7.96% | Mar 31, 2015 |
| Q4 2014 | 79.1 | -24.3 | -23.5% | Dec 31, 2014 |
| Q3 2014 | 80.3 | -35 | -30.4% | Sep 30, 2014 |
| Q2 2014 | 84.4 | -41.5 | -33% | Jun 30, 2014 |
| Q1 2014 | 89.7 | -46.5 | -34.1% | Mar 31, 2014 |
| Q4 2013 | 103 | -34.6 | -25.1% | Dec 31, 2013 |
| Q3 2013 | 115 | -37.4 | -24.5% | Sep 30, 2013 |
| Q2 2013 | 126 | -24.6 | -16.3% | Jun 30, 2013 |
| Q1 2013 | 136 | -17.4 | -11.3% | Mar 31, 2013 |
| Q4 2012 | 138 | -18.3 | -11.7% | Dec 31, 2012 |
| Q3 2012 | 153 | +3.52 | +2.36% | Sep 30, 2012 |
| Q2 2012 | 150 | -3.34 | -2.17% | Jun 30, 2012 |
| Q1 2012 | 154 | -2.65 | -1.7% | Mar 31, 2012 |
| Q4 2011 | 156 | -3.3 | -2.07% | Dec 31, 2011 |
| Q3 2011 | 149 | Sep 30, 2011 | ||
| Q2 2011 | 154 | Jun 30, 2011 | ||
| Q1 2011 | 156 | Mar 31, 2011 | ||
| Q4 2010 | 160 | Dec 31, 2010 |