| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 68.9 | +4.26 | +6.59% | Sep 30, 2024 |
| Q2 2024 | 67 | +3.41 | +5.36% | Jun 30, 2024 |
| Q1 2024 | 67.3 | +6.58 | +10.8% | Mar 31, 2024 |
| Q4 2023 | 66.8 | +8.94 | +15.5% | Dec 31, 2023 |
| Q3 2023 | 64.7 | +8.71 | +15.6% | Sep 30, 2023 |
| Q2 2023 | 63.6 | +10 | +18.7% | Jun 30, 2023 |
| Q1 2023 | 60.7 | +5.97 | +10.9% | Mar 31, 2023 |
| Q4 2022 | 57.8 | -1.26 | -2.13% | Dec 31, 2022 |
| Q3 2022 | 56 | -7.59 | -11.9% | Sep 30, 2022 |
| Q2 2022 | 53.6 | -16.7 | -23.8% | Jun 30, 2022 |
| Q1 2022 | 54.8 | -18.3 | -25% | Mar 31, 2022 |
| Q4 2021 | 59.1 | -13.2 | -18.3% | Dec 31, 2021 |
| Q3 2021 | 63.6 | -14.6 | -18.7% | Sep 30, 2021 |
| Q2 2021 | 70.3 | -9.49 | -11.9% | Jun 30, 2021 |
| Q1 2021 | 73.1 | -7.15 | -8.91% | Mar 31, 2021 |
| Q4 2020 | 72.3 | -8.14 | -10.1% | Dec 31, 2020 |
| Q3 2020 | 78.2 | -0.67 | -0.85% | Sep 30, 2020 |
| Q2 2020 | 79.8 | +2.42 | +3.13% | Jun 30, 2020 |
| Q1 2020 | 80.2 | +3.72 | +4.86% | Mar 31, 2020 |
| Q4 2019 | 80.4 | +3.66 | +4.77% | Dec 31, 2019 |
| Q3 2019 | 78.9 | +4.27 | +5.72% | Sep 30, 2019 |
| Q2 2019 | 77.4 | -0.22 | -0.28% | Jun 30, 2019 |
| Q1 2019 | 76.5 | -6.2 | -7.5% | Mar 31, 2019 |
| Q4 2018 | 76.7 | -10.9 | -12.4% | Dec 31, 2018 |
| Q3 2018 | 74.6 | -13.9 | -15.7% | Sep 30, 2018 |
| Q2 2018 | 77.6 | -4.08 | -4.99% | Jun 30, 2018 |
| Q1 2018 | 82.7 | +8.4 | +11.3% | Mar 31, 2018 |
| Q4 2017 | 87.6 | +15.3 | +21.1% | Dec 31, 2017 |
| Q3 2017 | 88.5 | +17.5 | +24.7% | Sep 30, 2017 |
| Q2 2017 | 81.7 | +6.93 | +9.27% | Jun 30, 2017 |
| Q1 2017 | 74.3 | -4.06 | -5.18% | Mar 31, 2017 |
| Q4 2016 | 72.3 | -6.28 | -7.99% | Dec 31, 2016 |
| Q3 2016 | 71 | -8.41 | -10.6% | Sep 30, 2016 |
| Q2 2016 | 74.8 | -7.36 | -8.96% | Jun 30, 2016 |
| Q1 2016 | 78.4 | -9.42 | -10.7% | Mar 31, 2016 |
| Q4 2015 | 78.6 | -15.4 | -16.4% | Dec 31, 2015 |
| Q3 2015 | 79.4 | -19.7 | -19.9% | Sep 30, 2015 |
| Q2 2015 | 82.1 | -16.8 | -17% | Jun 30, 2015 |
| Q1 2015 | 87.8 | -9.25 | -9.54% | Mar 31, 2015 |
| Q4 2014 | 94 | -0.96 | -1.01% | Dec 31, 2014 |
| Q3 2014 | 99.1 | +2.29 | +2.37% | Sep 30, 2014 |
| Q2 2014 | 98.9 | +4.71 | +5% | Jun 30, 2014 |
| Q1 2014 | 97 | +5.28 | +5.76% | Mar 31, 2014 |
| Q4 2013 | 95 | +8.8 | +10.2% | Dec 31, 2013 |
| Q3 2013 | 96.8 | +16.6 | +20.6% | Sep 30, 2013 |
| Q2 2013 | 94.2 | +18.9 | +25.1% | Jun 30, 2013 |
| Q1 2013 | 91.7 | +21.9 | +31.4% | Mar 31, 2013 |
| Q4 2012 | 86.2 | +19.3 | +28.8% | Dec 31, 2012 |
| Q3 2012 | 80.3 | +16.5 | +25.9% | Sep 30, 2012 |
| Q2 2012 | 75.3 | +12.3 | +19.5% | Jun 30, 2012 |
| Q1 2012 | 69.8 | +4.78 | +7.35% | Mar 31, 2012 |
| Q4 2011 | 66.9 | +0.97 | +1.47% | Dec 31, 2011 |
| Q3 2011 | 63.8 | Sep 30, 2011 | ||
| Q2 2011 | 63 | Jun 30, 2011 | ||
| Q1 2011 | 65.1 | Mar 31, 2011 | ||
| Q4 2010 | 65.9 | Dec 31, 2010 |