| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 44.9 | +3.26 | +7.83% | Jun 30, 2024 |
| Q1 2024 | 52.6 | +9.56 | +22.2% | Mar 31, 2024 |
| Q4 2023 | 51.1 | +6.42 | +14.4% | Dec 31, 2023 |
| Q3 2023 | 43.8 | -7.52 | -14.7% | Sep 30, 2023 |
| Q2 2023 | 41.6 | -15 | -26.4% | Jun 30, 2023 |
| Q1 2023 | 43 | -15.6 | -26.6% | Mar 31, 2023 |
| Q4 2022 | 44.6 | -8.79 | -16.5% | Dec 31, 2022 |
| Q3 2022 | 51.3 | +2.34 | +4.78% | Sep 30, 2022 |
| Q2 2022 | 56.6 | +12 | +27% | Jun 30, 2022 |
| Q1 2022 | 58.6 | +18.3 | +45.4% | Mar 31, 2022 |
| Q4 2021 | 53.4 | +12.2 | +29.5% | Dec 31, 2021 |
| Q3 2021 | 48.9 | +5.72 | +13.2% | Sep 30, 2021 |
| Q2 2021 | 44.6 | -3.93 | -8.1% | Jun 30, 2021 |
| Q1 2021 | 40.3 | -15.7 | -28% | Mar 31, 2021 |
| Q4 2020 | 41.3 | -19.8 | -32.5% | Dec 31, 2020 |
| Q3 2020 | 43.2 | -20.1 | -31.8% | Sep 30, 2020 |
| Q2 2020 | 48.5 | -9.68 | -16.6% | Jun 30, 2020 |
| Q1 2020 | 56 | +2.59 | +4.85% | Mar 31, 2020 |
| Q4 2019 | 61.1 | +12.1 | +24.6% | Dec 31, 2019 |
| Q3 2019 | 63.4 | +17.5 | +38.2% | Sep 30, 2019 |
| Q2 2019 | 58.2 | +9.11 | +18.6% | Jun 30, 2019 |
| Q1 2019 | 53.4 | -0.74 | -1.37% | Mar 31, 2019 |
| Q4 2018 | 49 | -12.8 | -20.8% | Dec 31, 2018 |
| Q3 2018 | 45.8 | -25.4 | -35.6% | Sep 30, 2018 |
| Q2 2018 | 49.1 | -21.2 | -30.2% | Jun 30, 2018 |
| Q1 2018 | 54.1 | -13.4 | -19.9% | Mar 31, 2018 |
| Q4 2017 | 61.9 | -4.94 | -7.4% | Dec 31, 2017 |
| Q3 2017 | 71.2 | +4.41 | +6.6% | Sep 30, 2017 |
| Q2 2017 | 70.3 | +4.91 | +7.51% | Jun 30, 2017 |
| Q1 2017 | 67.6 | +3.7 | +5.8% | Mar 31, 2017 |
| Q4 2016 | 66.8 | +6.07 | +10% | Dec 31, 2016 |
| Q3 2016 | 66.8 | +7.9 | +13.4% | Sep 30, 2016 |
| Q2 2016 | 65.4 | +6.3 | +10.7% | Jun 30, 2016 |
| Q1 2016 | 63.8 | +5.24 | +8.94% | Mar 31, 2016 |
| Q4 2015 | 60.7 | +2.11 | +3.6% | Dec 31, 2015 |
| Q3 2015 | 58.9 | +0.93 | +1.61% | Sep 30, 2015 |
| Q2 2015 | 59.1 | +1.47 | +2.55% | Jun 30, 2015 |
| Q1 2015 | 58.6 | -2.83 | -4.61% | Mar 31, 2015 |
| Q4 2014 | 58.6 | -7.72 | -11.6% | Dec 31, 2014 |
| Q3 2014 | 58 | -12.7 | -18% | Sep 30, 2014 |
| Q2 2014 | 57.6 | -16 | -21.7% | Jun 30, 2014 |
| Q1 2014 | 61.4 | -10.3 | -14.4% | Mar 31, 2014 |
| Q4 2013 | 66.3 | -4.81 | -6.76% | Dec 31, 2013 |
| Q3 2013 | 70.7 | -0.12 | -0.17% | Sep 30, 2013 |
| Q2 2013 | 73.6 | +3.51 | +5.01% | Jun 30, 2013 |
| Q1 2013 | 71.7 | +1.83 | +2.62% | Mar 31, 2013 |
| Q4 2012 | 71.1 | +2.83 | +4.14% | Dec 31, 2012 |
| Q3 2012 | 70.8 | +3.36 | +4.98% | Sep 30, 2012 |
| Q2 2012 | 70.1 | +3.22 | +4.82% | Jun 30, 2012 |
| Q1 2012 | 69.9 | +4.72 | +7.24% | Mar 31, 2012 |
| Q4 2011 | 68.3 | Dec 31, 2011 | ||
| Q3 2011 | 67.4 | Sep 30, 2011 | ||
| Q2 2011 | 66.8 | Jun 30, 2011 | ||
| Q1 2011 | 65.2 | Mar 31, 2011 |