| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 51.8 | -3.4 | -6.16% | Jun 30, 2024 |
| Q1 2024 | 52.3 | -4.5 | -7.92% | Mar 31, 2024 |
| Q4 2023 | 53 | -4.74 | -8.22% | Dec 31, 2023 |
| Q3 2023 | 52.9 | -5.98 | -10.2% | Sep 30, 2023 |
| Q2 2023 | 55.2 | -2.92 | -5.03% | Jun 30, 2023 |
| Q1 2023 | 56.8 | +3.75 | +7.07% | Mar 31, 2023 |
| Q4 2022 | 57.7 | +10.2 | +21.6% | Dec 31, 2022 |
| Q3 2022 | 58.9 | +15.6 | +36% | Sep 30, 2022 |
| Q2 2022 | 58.1 | +17.9 | +44.4% | Jun 30, 2022 |
| Q1 2022 | 53.1 | +9.68 | +22.3% | Mar 31, 2022 |
| Q4 2021 | 47.5 | -0.68 | -1.41% | Dec 31, 2021 |
| Q3 2021 | 43.3 | -8.62 | -16.6% | Sep 30, 2021 |
| Q2 2021 | 40.2 | -19.9 | -33.1% | Jun 30, 2021 |
| Q1 2021 | 43.4 | -19.4 | -30.9% | Mar 31, 2021 |
| Q4 2020 | 48.1 | -16.7 | -25.7% | Dec 31, 2020 |
| Q3 2020 | 51.9 | -15 | -22.4% | Sep 30, 2020 |
| Q2 2020 | 60.2 | -3.82 | -5.97% | Jun 30, 2020 |
| Q1 2020 | 62.8 | -4.16 | -6.21% | Mar 31, 2020 |
| Q4 2019 | 64.8 | -5.39 | -7.68% | Dec 31, 2019 |
| Q3 2019 | 66.9 | -6.39 | -8.72% | Sep 30, 2019 |
| Q2 2019 | 64 | -14.5 | -18.4% | Jun 30, 2019 |
| Q1 2019 | 67 | -14.4 | -17.7% | Mar 31, 2019 |
| Q4 2018 | 70.2 | -10.2 | -12.7% | Dec 31, 2018 |
| Q3 2018 | 73.3 | -6.72 | -8.4% | Sep 30, 2018 |
| Q2 2018 | 78.5 | +5.63 | +7.73% | Jun 30, 2018 |
| Q1 2018 | 81.4 | +17.2 | +26.8% | Mar 31, 2018 |
| Q4 2017 | 80.4 | +20.2 | +33.6% | Dec 31, 2017 |
| Q3 2017 | 80 | +25.7 | +47.4% | Sep 30, 2017 |
| Q2 2017 | 72.8 | +21.4 | +41.5% | Jun 30, 2017 |
| Q1 2017 | 64.2 | +14.5 | +29.2% | Mar 31, 2017 |
| Q4 2016 | 60.2 | +12.4 | +26% | Dec 31, 2016 |
| Q3 2016 | 54.2 | +7.78 | +16.7% | Sep 30, 2016 |
| Q2 2016 | 51.4 | +5.52 | +12% | Jun 30, 2016 |
| Q1 2016 | 49.7 | +4.5 | +9.96% | Mar 31, 2016 |
| Q4 2015 | 47.8 | +3.8 | +8.64% | Dec 31, 2015 |
| Q3 2015 | 46.5 | -6.36 | -12% | Sep 30, 2015 |
| Q2 2015 | 45.9 | -15.9 | -25.7% | Jun 30, 2015 |
| Q1 2015 | 45.2 | -25.5 | -36.1% | Mar 31, 2015 |
| Q4 2014 | 44 | -34.9 | -44.3% | Dec 31, 2014 |
| Q3 2014 | 52.8 | -25.2 | -32.3% | Sep 30, 2014 |
| Q2 2014 | 61.8 | -11.7 | -15.9% | Jun 30, 2014 |
| Q1 2014 | 70.7 | +1 | +1.44% | Mar 31, 2014 |
| Q4 2013 | 78.9 | +12.4 | +18.7% | Dec 31, 2013 |
| Q3 2013 | 78 | +13.4 | +20.8% | Sep 30, 2013 |
| Q2 2013 | 73.5 | +7.8 | +11.9% | Jun 30, 2013 |
| Q1 2013 | 69.6 | +2.33 | +3.46% | Mar 31, 2013 |
| Q4 2012 | 66.5 | -2.38 | -3.46% | Dec 31, 2012 |
| Q3 2012 | 64.6 | -5.43 | -7.76% | Sep 30, 2012 |
| Q2 2012 | 65.7 | -5.94 | -8.29% | Jun 30, 2012 |
| Q1 2012 | 67.3 | -5.06 | -6.99% | Mar 31, 2012 |
| Q4 2011 | 68.9 | Dec 31, 2011 | ||
| Q3 2011 | 70 | Sep 30, 2011 | ||
| Q2 2011 | 71.7 | Jun 30, 2011 | ||
| Q1 2011 | 72.4 | Mar 31, 2011 |