| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 61.5 | +1.51 | +2.52% | Sep 30, 2024 |
| Q2 2024 | 61.9 | +3.16 | +5.38% | Jun 30, 2024 |
| Q1 2024 | 62.8 | +6.81 | +12.2% | Mar 31, 2024 |
| Q4 2023 | 61.5 | +7.49 | +13.9% | Dec 31, 2023 |
| Q3 2023 | 60 | +7.03 | +13.3% | Sep 30, 2023 |
| Q2 2023 | 58.8 | +6.08 | +11.5% | Jun 30, 2023 |
| Q1 2023 | 56 | +3.12 | +5.9% | Mar 31, 2023 |
| Q4 2022 | 54 | -2.07 | -3.69% | Dec 31, 2022 |
| Q3 2022 | 52.9 | -6.74 | -11.3% | Sep 30, 2022 |
| Q2 2022 | 52.7 | -9.59 | -15.4% | Jun 30, 2022 |
| Q1 2022 | 52.8 | -15.4 | -22.6% | Mar 31, 2022 |
| Q4 2021 | 56.1 | -13.7 | -19.6% | Dec 31, 2021 |
| Q3 2021 | 59.7 | -10.2 | -14.5% | Sep 30, 2021 |
| Q2 2021 | 62.3 | -7.03 | -10.1% | Jun 30, 2021 |
| Q1 2021 | 68.3 | +0.55 | +0.81% | Mar 31, 2021 |
| Q4 2020 | 69.8 | +2.54 | +3.78% | Dec 31, 2020 |
| Q3 2020 | 69.8 | +3.67 | +5.55% | Sep 30, 2020 |
| Q2 2020 | 69.3 | +3.87 | +5.92% | Jun 30, 2020 |
| Q1 2020 | 67.7 | +2.79 | +4.3% | Mar 31, 2020 |
| Q4 2019 | 67.2 | +4.84 | +7.76% | Dec 31, 2019 |
| Q3 2019 | 66.2 | +5.92 | +9.83% | Sep 30, 2019 |
| Q2 2019 | 65.4 | +6.83 | +11.7% | Jun 30, 2019 |
| Q1 2019 | 64.9 | +8.16 | +14.4% | Mar 31, 2019 |
| Q4 2018 | 62.4 | +5.3 | +9.29% | Dec 31, 2018 |
| Q3 2018 | 60.2 | +2.98 | +5.21% | Sep 30, 2018 |
| Q2 2018 | 58.6 | -1.24 | -2.07% | Jun 30, 2018 |
| Q1 2018 | 56.8 | -4.08 | -6.71% | Mar 31, 2018 |
| Q4 2017 | 57.1 | -2 | -3.39% | Dec 31, 2017 |
| Q3 2017 | 57.3 | -0.6 | -1.04% | Sep 30, 2017 |
| Q2 2017 | 59.8 | +1.49 | +2.55% | Jun 30, 2017 |
| Q1 2017 | 60.8 | +1.08 | +1.81% | Mar 31, 2017 |
| Q4 2016 | 59.1 | -3.88 | -6.16% | Dec 31, 2016 |
| Q3 2016 | 57.9 | -8.09 | -12.3% | Sep 30, 2016 |
| Q2 2016 | 58.3 | -5.69 | -8.89% | Jun 30, 2016 |
| Q1 2016 | 59.8 | -3.05 | -4.86% | Mar 31, 2016 |
| Q4 2015 | 63 | +0.5 | +0.8% | Dec 31, 2015 |
| Q3 2015 | 65.9 | -0.32 | -0.48% | Sep 30, 2015 |
| Q2 2015 | 64 | -6.46 | -9.16% | Jun 30, 2015 |
| Q1 2015 | 62.8 | -11.5 | -15.5% | Mar 31, 2015 |
| Q4 2014 | 62.5 | -11.3 | -15.4% | Dec 31, 2014 |
| Q3 2014 | 66.3 | -2.13 | -3.11% | Sep 30, 2014 |
| Q2 2014 | 70.5 | +9.62 | +15.8% | Jun 30, 2014 |
| Q1 2014 | 74.4 | +19 | +34.3% | Mar 31, 2014 |
| Q4 2013 | 73.8 | +21.2 | +40.2% | Dec 31, 2013 |
| Q3 2013 | 68.4 | +17.7 | +34.9% | Sep 30, 2013 |
| Q2 2013 | 60.9 | +11.2 | +22.4% | Jun 30, 2013 |
| Q1 2013 | 55.4 | +7.86 | +16.5% | Mar 31, 2013 |
| Q4 2012 | 52.6 | +7.2 | +15.8% | Dec 31, 2012 |
| Q3 2012 | 50.7 | +7.6 | +17.6% | Sep 30, 2012 |
| Q2 2012 | 49.7 | +7.83 | +18.7% | Jun 30, 2012 |
| Q1 2012 | 47.5 | +6.29 | +15.3% | Mar 31, 2012 |
| Q4 2011 | 45.4 | +3.95 | +9.52% | Dec 31, 2011 |
| Q3 2011 | 43.1 | Sep 30, 2011 | ||
| Q2 2011 | 41.9 | Jun 30, 2011 | ||
| Q1 2011 | 41.2 | Mar 31, 2011 | ||
| Q4 2010 | 41.5 | Dec 31, 2010 |