| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 19.1 | -4.71 | -19.8% | Sep 30, 2025 |
| Q2 2025 | 19.9 | -3.94 | -16.5% | Jun 30, 2025 |
| Q1 2025 | 20.6 | -3.26 | -13.7% | Mar 31, 2025 |
| Q4 2024 | 22.9 | -1.91 | -7.7% | Dec 31, 2024 |
| Q3 2024 | 23.8 | -1.6 | -6.29% | Sep 30, 2024 |
| Q2 2024 | 23.8 | +0.87 | +3.79% | Jun 30, 2024 |
| Q1 2024 | 23.8 | +3.32 | +16.2% | Mar 31, 2024 |
| Q4 2023 | 24.8 | +7.25 | +41.3% | Dec 31, 2023 |
| Q3 2023 | 25.4 | +10.8 | +73.5% | Sep 30, 2023 |
| Q2 2023 | 23 | +7.93 | +52.8% | Jun 30, 2023 |
| Q1 2023 | 20.5 | +4.78 | +30.4% | Mar 31, 2023 |
| Q4 2022 | 17.6 | +1.46 | +9.08% | Dec 31, 2022 |
| Q3 2022 | 14.7 | -0.33 | -2.2% | Sep 30, 2022 |
| Q2 2022 | 15 | +0.71 | +4.96% | Jun 30, 2022 |
| Q1 2022 | 15.7 | +2.27 | +16.9% | Mar 31, 2022 |
| Q4 2021 | 16.1 | +2.43 | +17.8% | Dec 31, 2021 |
| Q3 2021 | 15 | -0.45 | -2.92% | Sep 30, 2021 |
| Q2 2021 | 14.3 | -8.04 | -36% | Jun 30, 2021 |
| Q1 2021 | 13.5 | -11.4 | -45.8% | Mar 31, 2021 |
| Q4 2020 | 13.7 | -25 | -64.7% | Dec 31, 2020 |
| Q3 2020 | 15.4 | -24.1 | -61% | Sep 30, 2020 |
| Q2 2020 | 22.3 | -3.13 | -12.3% | Jun 30, 2020 |
| Q1 2020 | 24.8 | -10.2 | -29.1% | Mar 31, 2020 |
| Q4 2019 | 38.7 | +5.47 | +16.5% | Dec 31, 2019 |
| Q3 2019 | 39.6 | +6.43 | +19.4% | Sep 30, 2019 |
| Q2 2019 | 25.5 | -11.2 | -30.5% | Jun 30, 2019 |
| Q1 2019 | 35 | +9.99 | +39.9% | Mar 31, 2019 |
| Q4 2018 | 33.2 | +13.8 | +70.9% | Dec 31, 2018 |
| Q3 2018 | 33.1 | +13.8 | +71.5% | Sep 30, 2018 |
| Q2 2018 | 36.7 | +18.1 | +97.3% | Jun 30, 2018 |
| Q1 2018 | 25 | +6.02 | +31.7% | Mar 31, 2018 |
| Q4 2017 | 19.4 | -2.68 | -12.1% | Dec 31, 2017 |
| Q3 2017 | 19.3 | -5.82 | -23.2% | Sep 30, 2017 |
| Q2 2017 | 18.6 | -8.42 | -31.2% | Jun 30, 2017 |
| Q1 2017 | 19 | -10.1 | -34.8% | Mar 31, 2017 |
| Q4 2016 | 22.1 | -4.67 | -17.4% | Dec 31, 2016 |
| Q3 2016 | 25.1 | +0.7 | +2.87% | Sep 30, 2016 |
| Q2 2016 | 27 | +3.07 | +12.8% | Jun 30, 2016 |
| Q1 2016 | 29.1 | +7.13 | +32.4% | Mar 31, 2016 |
| Q4 2015 | 26.8 | +5.3 | +24.7% | Dec 31, 2015 |
| Q3 2015 | 24.4 | +2.4 | +10.9% | Sep 30, 2015 |
| Q2 2015 | 23.9 | +2.34 | +10.8% | Jun 30, 2015 |
| Q1 2015 | 22 | -0.37 | -1.66% | Mar 31, 2015 |
| Q4 2014 | 21.5 | -1.86 | -7.97% | Dec 31, 2014 |
| Q3 2014 | 22 | +0.12 | +0.55% | Sep 30, 2014 |
| Q2 2014 | 21.6 | +0.13 | +0.61% | Jun 30, 2014 |
| Q1 2014 | 22.3 | +0.65 | +3% | Mar 31, 2014 |
| Q4 2013 | 23.3 | +1.48 | +6.78% | Dec 31, 2013 |
| Q3 2013 | 21.9 | -0.28 | -1.26% | Sep 30, 2013 |
| Q2 2013 | 21.5 | -1.19 | -5.25% | Jun 30, 2013 |
| Q1 2013 | 21.7 | -1.17 | -5.12% | Mar 31, 2013 |
| Q4 2012 | 21.8 | Dec 31, 2012 | ||
| Q3 2012 | 22.2 | Sep 30, 2012 | ||
| Q2 2012 | 22.7 | Jun 30, 2012 | ||
| Q1 2012 | 22.9 | Mar 31, 2012 |