| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 41.9 | -0.35 | -0.83% | Sep 30, 2024 |
| Q2 2024 | 43 | +3.08 | +7.72% | Jun 30, 2024 |
| Q1 2024 | 43.2 | +4.64 | +12% | Mar 31, 2024 |
| Q4 2023 | 43.6 | +6.22 | +16.7% | Dec 31, 2023 |
| Q3 2023 | 42.2 | +2.56 | +6.46% | Sep 30, 2023 |
| Q2 2023 | 39.9 | -2.51 | -5.92% | Jun 30, 2023 |
| Q1 2023 | 38.5 | -8.14 | -17.4% | Mar 31, 2023 |
| Q4 2022 | 37.4 | -13.4 | -26.3% | Dec 31, 2022 |
| Q3 2022 | 39.6 | -12.1 | -23.3% | Sep 30, 2022 |
| Q2 2022 | 42.4 | -11.1 | -20.8% | Jun 30, 2022 |
| Q1 2022 | 46.7 | -7.36 | -13.6% | Mar 31, 2022 |
| Q4 2021 | 50.7 | -2.26 | -4.27% | Dec 31, 2021 |
| Q3 2021 | 51.7 | -1.34 | -2.53% | Sep 30, 2021 |
| Q2 2021 | 53.5 | +1.87 | +3.62% | Jun 30, 2021 |
| Q1 2021 | 54 | +4.99 | +10.2% | Mar 31, 2021 |
| Q4 2020 | 53 | +6.2 | +13.3% | Dec 31, 2020 |
| Q3 2020 | 53.1 | +5.81 | +12.3% | Sep 30, 2020 |
| Q2 2020 | 51.7 | +2.88 | +5.9% | Jun 30, 2020 |
| Q1 2020 | 49 | -1.15 | -2.29% | Mar 31, 2020 |
| Q4 2019 | 46.8 | -4.41 | -8.62% | Dec 31, 2019 |
| Q3 2019 | 47.2 | -4.88 | -9.36% | Sep 30, 2019 |
| Q2 2019 | 48.8 | -0.94 | -1.89% | Jun 30, 2019 |
| Q1 2019 | 50.2 | +2.05 | +4.26% | Mar 31, 2019 |
| Q4 2018 | 51.2 | +0.74 | +1.47% | Dec 31, 2018 |
| Q3 2018 | 52.1 | +1.75 | +3.47% | Sep 30, 2018 |
| Q2 2018 | 49.7 | -2.86 | -5.44% | Jun 30, 2018 |
| Q1 2018 | 48.1 | -9.13 | -15.9% | Mar 31, 2018 |
| Q4 2017 | 50.4 | -7.29 | -12.6% | Dec 31, 2017 |
| Q3 2017 | 50.4 | -7.5 | -13% | Sep 30, 2017 |
| Q2 2017 | 52.6 | -4.97 | -8.64% | Jun 30, 2017 |
| Q1 2017 | 57.3 | +3.7 | +6.91% | Mar 31, 2017 |
| Q4 2016 | 57.7 | +6.88 | +13.5% | Dec 31, 2016 |
| Q3 2016 | 57.9 | +6.59 | +12.8% | Sep 30, 2016 |
| Q2 2016 | 57.5 | +5.84 | +11.3% | Jun 30, 2016 |
| Q1 2016 | 53.6 | -1.53 | -2.78% | Mar 31, 2016 |
| Q4 2015 | 50.9 | -7.24 | -12.5% | Dec 31, 2015 |
| Q3 2015 | 51.3 | -7 | -12% | Sep 30, 2015 |
| Q2 2015 | 51.7 | -5.8 | -10.1% | Jun 30, 2015 |
| Q1 2015 | 55.1 | -1.27 | -2.25% | Mar 31, 2015 |
| Q4 2014 | 58.1 | +3.41 | +6.24% | Dec 31, 2014 |
| Q3 2014 | 58.3 | +5.01 | +9.4% | Sep 30, 2014 |
| Q2 2014 | 57.5 | +4.47 | +8.43% | Jun 30, 2014 |
| Q1 2014 | 56.4 | +6.46 | +12.9% | Mar 31, 2014 |
| Q4 2013 | 54.7 | +6.37 | +13.2% | Dec 31, 2013 |
| Q3 2013 | 53.3 | +4.59 | +9.43% | Sep 30, 2013 |
| Q2 2013 | 53 | +5.07 | +10.6% | Jun 30, 2013 |
| Q1 2013 | 49.9 | -0.66 | -1.31% | Mar 31, 2013 |
| Q4 2012 | 48.3 | -4.65 | -8.78% | Dec 31, 2012 |
| Q3 2012 | 48.7 | -6.42 | -11.6% | Sep 30, 2012 |
| Q2 2012 | 48 | -10.9 | -18.5% | Jun 30, 2012 |
| Q1 2012 | 50.6 | -13 | -20.5% | Mar 31, 2012 |
| Q4 2011 | 53 | -17.2 | -24.5% | Dec 31, 2011 |
| Q3 2011 | 55.1 | Sep 30, 2011 | ||
| Q2 2011 | 58.9 | Jun 30, 2011 | ||
| Q1 2011 | 63.6 | Mar 31, 2011 | ||
| Q4 2010 | 70.2 | Dec 31, 2010 |