| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 64.5 | -10.2 | -13.7% | Mar 31, 2024 |
| Q4 2023 | 68.2 | -7.45 | -9.84% | Dec 31, 2023 |
| Q3 2023 | 67.9 | -11.3 | -14.2% | Sep 30, 2023 |
| Q2 2023 | 70.6 | -1.08 | -1.51% | Jun 30, 2023 |
| Q1 2023 | 74.8 | +1.28 | +1.74% | Mar 31, 2023 |
| Q4 2022 | 75.7 | +2.7 | +3.7% | Dec 31, 2022 |
| Q3 2022 | 79.1 | +14.3 | +22% | Sep 30, 2022 |
| Q2 2022 | 71.7 | +2.35 | +3.39% | Jun 30, 2022 |
| Q1 2022 | 73.5 | -2.02 | -2.68% | Mar 31, 2022 |
| Q4 2021 | 73 | -4.14 | -5.37% | Dec 31, 2021 |
| Q3 2021 | 64.8 | -1.48 | -2.23% | Sep 30, 2021 |
| Q2 2021 | 69.3 | +10.9 | +18.7% | Jun 30, 2021 |
| Q1 2021 | 75.5 | +23.9 | +46.3% | Mar 31, 2021 |
| Q4 2020 | 77.1 | +34.5 | +80.9% | Dec 31, 2020 |
| Q3 2020 | 66.3 | +17.4 | +35.5% | Sep 30, 2020 |
| Q2 2020 | 58.4 | +2.64 | +4.74% | Jun 30, 2020 |
| Q1 2020 | 51.6 | -7.03 | -12% | Mar 31, 2020 |
| Q4 2019 | 42.6 | -42.4 | -49.8% | Dec 31, 2019 |
| Q3 2019 | 49 | -36.1 | -42.4% | Sep 30, 2019 |
| Q2 2019 | 55.8 | -36.5 | -39.5% | Jun 30, 2019 |
| Q1 2019 | 58.7 | -38.5 | -39.6% | Mar 31, 2019 |
| Q4 2018 | 85 | -17.2 | -16.9% | Dec 31, 2018 |
| Q3 2018 | 85 | -8.13 | -8.73% | Sep 30, 2018 |
| Q2 2018 | 92.2 | +5.77 | +6.67% | Jun 30, 2018 |
| Q1 2018 | 97.1 | +15.9 | +19.6% | Mar 31, 2018 |
| Q4 2017 | 102 | +41 | +67% | Dec 31, 2017 |
| Q3 2017 | 93.2 | +28.7 | +44.5% | Sep 30, 2017 |
| Q2 2017 | 86.5 | +32.6 | +60.5% | Jun 30, 2017 |
| Q1 2017 | 81.2 | +38.8 | +91.4% | Mar 31, 2017 |
| Q4 2016 | 61.2 | +14.3 | +30.6% | Dec 31, 2016 |
| Q3 2016 | 64.5 | +15 | +30.2% | Sep 30, 2016 |
| Q2 2016 | 53.9 | -5.08 | -8.62% | Jun 30, 2016 |
| Q1 2016 | 42.4 | -31.2 | -42.4% | Mar 31, 2016 |
| Q4 2015 | 46.9 | -30.5 | -39.4% | Dec 31, 2015 |
| Q3 2015 | 49.5 | -30.4 | -38% | Sep 30, 2015 |
| Q2 2015 | 59 | -27.2 | -31.5% | Jun 30, 2015 |
| Q1 2015 | 73.6 | -10.8 | -12.8% | Mar 31, 2015 |
| Q4 2014 | 77.4 | -13.5 | -14.9% | Dec 31, 2014 |
| Q3 2014 | 79.9 | -19.4 | -19.6% | Sep 30, 2014 |
| Q2 2014 | 86.1 | -26.1 | -23.2% | Jun 30, 2014 |
| Q1 2014 | 84.4 | -44 | -34.3% | Mar 31, 2014 |
| Q4 2013 | 90.9 | -42.5 | -31.9% | Dec 31, 2013 |
| Q3 2013 | 99.3 | -30.7 | -23.6% | Sep 30, 2013 |
| Q2 2013 | 112 | -11.4 | -9.22% | Jun 30, 2013 |
| Q1 2013 | 128 | +7.36 | +6.08% | Mar 31, 2013 |
| Q4 2012 | 133 | +20.5 | +18.2% | Dec 31, 2012 |
| Q3 2012 | 130 | +21 | +19.3% | Sep 30, 2012 |
| Q2 2012 | 124 | +16.6 | +15.5% | Jun 30, 2012 |
| Q1 2012 | 121 | +5.64 | +4.89% | Mar 31, 2012 |
| Q4 2011 | 113 | -18.6 | -14.1% | Dec 31, 2011 |
| Q3 2011 | 109 | Sep 30, 2011 | ||
| Q2 2011 | 107 | Jun 30, 2011 | ||
| Q1 2011 | 115 | Mar 31, 2011 | ||
| Q4 2010 | 132 | Dec 31, 2010 |