| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 34.9 | -2.63 | -7.01% | Jun 30, 2024 |
| Q1 2024 | 34.1 | -4.81 | -12.4% | Mar 31, 2024 |
| Q4 2023 | 34.3 | -2.48 | -6.75% | Dec 31, 2023 |
| Q3 2023 | 35.9 | +1.28 | +3.69% | Sep 30, 2023 |
| Q2 2023 | 37.5 | +4.81 | +14.7% | Jun 30, 2023 |
| Q1 2023 | 38.9 | +7.15 | +22.5% | Mar 31, 2023 |
| Q4 2022 | 36.7 | +3.33 | +9.97% | Dec 31, 2022 |
| Q3 2022 | 34.7 | +0.32 | +0.93% | Sep 30, 2022 |
| Q2 2022 | 32.7 | -3.52 | -9.72% | Jun 30, 2022 |
| Q1 2022 | 31.8 | -3.41 | -9.69% | Mar 31, 2022 |
| Q4 2021 | 33.4 | +1.64 | +5.16% | Dec 31, 2021 |
| Q3 2021 | 34.3 | +2.95 | +9.4% | Sep 30, 2021 |
| Q2 2021 | 36.2 | +5.03 | +16.1% | Jun 30, 2021 |
| Q1 2021 | 35.2 | +3.18 | +9.93% | Mar 31, 2021 |
| Q4 2020 | 31.8 | -5.01 | -13.6% | Dec 31, 2020 |
| Q3 2020 | 31.4 | -8.84 | -22% | Sep 30, 2020 |
| Q2 2020 | 31.2 | -11.1 | -26.2% | Jun 30, 2020 |
| Q1 2020 | 32 | -12.2 | -27.6% | Mar 31, 2020 |
| Q4 2019 | 36.8 | -0.69 | -1.84% | Dec 31, 2019 |
| Q3 2019 | 40.2 | +5.44 | +15.6% | Sep 30, 2019 |
| Q2 2019 | 42.3 | +9.26 | +28.1% | Jun 30, 2019 |
| Q1 2019 | 44.2 | +15 | +51.3% | Mar 31, 2019 |
| Q4 2018 | 37.5 | +8.14 | +27.8% | Dec 31, 2018 |
| Q3 2018 | 34.8 | +8.02 | +30% | Sep 30, 2018 |
| Q2 2018 | 33 | +6.73 | +25.6% | Jun 30, 2018 |
| Q1 2018 | 29.2 | +2.26 | +8.38% | Mar 31, 2018 |
| Q4 2017 | 29.3 | +0.59 | +2.05% | Dec 31, 2017 |
| Q3 2017 | 26.8 | -4.45 | -14.3% | Sep 30, 2017 |
| Q2 2017 | 26.3 | -4.88 | -15.7% | Jun 30, 2017 |
| Q1 2017 | 27 | -3.99 | -12.9% | Mar 31, 2017 |
| Q4 2016 | 28.7 | -2.35 | -7.56% | Dec 31, 2016 |
| Q3 2016 | 31.2 | +2.26 | +7.81% | Sep 30, 2016 |
| Q2 2016 | 31.2 | +3.26 | +11.7% | Jun 30, 2016 |
| Q1 2016 | 31 | +4.1 | +15.3% | Mar 31, 2016 |
| Q4 2015 | 31.1 | +6.27 | +25.3% | Dec 31, 2015 |
| Q3 2015 | 29 | +1.55 | +5.66% | Sep 30, 2015 |
| Q2 2015 | 27.9 | -1.94 | -6.5% | Jun 30, 2015 |
| Q1 2015 | 26.9 | -5.95 | -18.1% | Mar 31, 2015 |
| Q4 2014 | 24.8 | -11.8 | -32.2% | Dec 31, 2014 |
| Q3 2014 | 27.4 | -7.33 | -21.1% | Sep 30, 2014 |
| Q2 2014 | 29.8 | -1.09 | -3.53% | Jun 30, 2014 |
| Q1 2014 | 32.8 | +6.47 | +24.6% | Mar 31, 2014 |
| Q4 2013 | 36.6 | +13.2 | +56.5% | Dec 31, 2013 |
| Q3 2013 | 34.7 | +12.1 | +53.4% | Sep 30, 2013 |
| Q2 2013 | 30.9 | +7.02 | +29.4% | Jun 30, 2013 |
| Q1 2013 | 26.3 | -0.13 | -0.49% | Mar 31, 2013 |
| Q4 2012 | 23.4 | -7.08 | -23.3% | Dec 31, 2012 |
| Q3 2012 | 22.6 | -9.82 | -30.3% | Sep 30, 2012 |
| Q2 2012 | 23.9 | -5.33 | -18.2% | Jun 30, 2012 |
| Q1 2012 | 26.5 | -0.47 | -1.75% | Mar 31, 2012 |
| Q4 2011 | 30.4 | +6.01 | +24.6% | Dec 31, 2011 |
| Q3 2011 | 32.5 | Sep 30, 2011 | ||
| Q2 2011 | 29.2 | Jun 30, 2011 | ||
| Q1 2011 | 26.9 | Mar 31, 2011 | ||
| Q4 2010 | 24.4 | Dec 31, 2010 |