| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 48.8 | -2.79 | -5.41% | Sep 30, 2024 |
| Q2 2024 | 51.3 | +0.59 | +1.17% | Jun 30, 2024 |
| Q1 2024 | 52.2 | +1.34 | +2.64% | Mar 31, 2024 |
| Q4 2023 | 52.7 | +2.9 | +5.82% | Dec 31, 2023 |
| Q3 2023 | 51.6 | +1.32 | +2.63% | Sep 30, 2023 |
| Q2 2023 | 50.7 | -0.05 | -0.1% | Jun 30, 2023 |
| Q1 2023 | 50.9 | +1.71 | +3.48% | Mar 31, 2023 |
| Q4 2022 | 49.8 | -0.03 | -0.06% | Dec 31, 2022 |
| Q3 2022 | 50.3 | +1.82 | +3.76% | Sep 30, 2022 |
| Q2 2022 | 50.7 | -0.5 | -0.98% | Jun 30, 2022 |
| Q1 2022 | 49.2 | -5.09 | -9.39% | Mar 31, 2022 |
| Q4 2021 | 49.9 | -8.91 | -15.2% | Dec 31, 2021 |
| Q3 2021 | 48.5 | -12.2 | -20.1% | Sep 30, 2021 |
| Q2 2021 | 51.2 | -9.62 | -15.8% | Jun 30, 2021 |
| Q1 2021 | 54.2 | -4.14 | -7.09% | Mar 31, 2021 |
| Q4 2020 | 58.8 | +7.05 | +13.6% | Dec 31, 2020 |
| Q3 2020 | 60.6 | +13.5 | +28.8% | Sep 30, 2020 |
| Q2 2020 | 60.8 | +12.3 | +25.3% | Jun 30, 2020 |
| Q1 2020 | 58.4 | +9.05 | +18.3% | Mar 31, 2020 |
| Q4 2019 | 51.7 | -0.61 | -1.17% | Dec 31, 2019 |
| Q3 2019 | 47.1 | -14.6 | -23.7% | Sep 30, 2019 |
| Q2 2019 | 48.5 | -11.8 | -19.5% | Jun 30, 2019 |
| Q1 2019 | 49.3 | -12.9 | -20.8% | Mar 31, 2019 |
| Q4 2018 | 52.3 | -10.2 | -16.3% | Dec 31, 2018 |
| Q3 2018 | 61.7 | -1.88 | -2.96% | Sep 30, 2018 |
| Q2 2018 | 60.3 | -4.36 | -6.74% | Jun 30, 2018 |
| Q1 2018 | 62.3 | -0.11 | -0.18% | Mar 31, 2018 |
| Q4 2017 | 62.5 | -1.6 | -2.5% | Dec 31, 2017 |
| Q3 2017 | 63.6 | -0.34 | -0.53% | Sep 30, 2017 |
| Q2 2017 | 64.7 | +0.87 | +1.36% | Jun 30, 2017 |
| Q1 2017 | 62.4 | -4.05 | -6.1% | Mar 31, 2017 |
| Q4 2016 | 64.1 | -2.3 | -3.46% | Dec 31, 2016 |
| Q3 2016 | 63.9 | -3.66 | -5.42% | Sep 30, 2016 |
| Q2 2016 | 63.8 | -2.48 | -3.74% | Jun 30, 2016 |
| Q1 2016 | 66.4 | Mar 31, 2016 | ||
| Q4 2015 | 66.4 | Dec 31, 2015 | ||
| Q3 2015 | 67.6 | Sep 30, 2015 | ||
| Q2 2015 | 66.3 | Jun 30, 2015 | ||
| Q1 2014 | 59.1 | +3.09 | +5.52% | Mar 31, 2014 |
| Q4 2013 | 55.8 | -4.81 | -7.94% | Dec 31, 2013 |
| Q3 2013 | 54.5 | -9.14 | -14.4% | Sep 30, 2013 |
| Q2 2013 | 53.7 | -17.1 | -24.2% | Jun 30, 2013 |
| Q1 2013 | 56 | -17.7 | -24% | Mar 31, 2013 |
| Q4 2012 | 60.6 | -14.5 | -19.3% | Dec 31, 2012 |
| Q3 2012 | 63.7 | -12.3 | -16.1% | Sep 30, 2012 |
| Q2 2012 | 70.7 | -4.08 | -5.45% | Jun 30, 2012 |
| Q1 2012 | 73.7 | -0.88 | -1.18% | Mar 31, 2012 |
| Q4 2011 | 75 | -0.46 | -0.61% | Dec 31, 2011 |
| Q3 2011 | 75.9 | Sep 30, 2011 | ||
| Q2 2011 | 74.8 | Jun 30, 2011 | ||
| Q1 2011 | 74.6 | Mar 31, 2011 | ||
| Q4 2010 | 75.5 | Dec 31, 2010 |