| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 18.5 | +2.1 | +12.8% | Jun 30, 2024 |
| Q1 2024 | 19.9 | +4.28 | +27.4% | Mar 31, 2024 |
| Q4 2023 | 20.5 | +5.32 | +35% | Dec 31, 2023 |
| Q3 2023 | 17.2 | +2.34 | +15.8% | Sep 30, 2023 |
| Q2 2023 | 16.4 | +1.15 | +7.55% | Jun 30, 2023 |
| Q1 2023 | 15.6 | +0.01 | +0.06% | Mar 31, 2023 |
| Q4 2022 | 15.2 | -0.11 | -0.72% | Dec 31, 2022 |
| Q3 2022 | 14.9 | -0.69 | -4.44% | Sep 30, 2022 |
| Q2 2022 | 15.2 | -0.44 | -2.81% | Jun 30, 2022 |
| Q1 2022 | 15.6 | -0.4 | -2.5% | Mar 31, 2022 |
| Q4 2021 | 15.3 | -1.54 | -9.15% | Dec 31, 2021 |
| Q3 2021 | 15.5 | -2.37 | -13.2% | Sep 30, 2021 |
| Q2 2021 | 15.7 | -3.45 | -18% | Jun 30, 2021 |
| Q1 2021 | 16 | -3.77 | -19.1% | Mar 31, 2021 |
| Q4 2020 | 16.8 | -3.99 | -19.2% | Dec 31, 2020 |
| Q3 2020 | 17.9 | -1.9 | -9.59% | Sep 30, 2020 |
| Q2 2020 | 19.1 | +0.32 | +1.7% | Jun 30, 2020 |
| Q1 2020 | 19.8 | +1.56 | +8.57% | Mar 31, 2020 |
| Q4 2019 | 20.8 | +3.84 | +22.6% | Dec 31, 2019 |
| Q3 2019 | 19.8 | +2.04 | +11.5% | Sep 30, 2019 |
| Q2 2019 | 18.8 | +0.68 | +3.75% | Jun 30, 2019 |
| Q1 2019 | 18.2 | +0.26 | +1.45% | Mar 31, 2019 |
| Q4 2018 | 17 | -0.76 | -4.28% | Dec 31, 2018 |
| Q3 2018 | 17.8 | +0.48 | +2.78% | Sep 30, 2018 |
| Q2 2018 | 18.1 | +1.36 | +8.12% | Jun 30, 2018 |
| Q1 2018 | 17.9 | +2.16 | +13.7% | Mar 31, 2018 |
| Q4 2017 | 17.8 | +2.59 | +17.1% | Dec 31, 2017 |
| Q3 2017 | 17.3 | +3.79 | +28.1% | Sep 30, 2017 |
| Q2 2017 | 16.8 | +4.59 | +37.7% | Jun 30, 2017 |
| Q1 2017 | 15.8 | +3.43 | +27.8% | Mar 31, 2017 |
| Q4 2016 | 15.2 | +3.17 | +26.4% | Dec 31, 2016 |
| Q3 2016 | 13.5 | +1.06 | +8.52% | Sep 30, 2016 |
| Q2 2016 | 12.2 | -0.62 | -4.85% | Jun 30, 2016 |
| Q1 2016 | 12.4 | -2.18 | -15% | Mar 31, 2016 |
| Q4 2015 | 12 | Dec 31, 2015 | ||
| Q3 2015 | 12.4 | Sep 30, 2015 | ||
| Q2 2015 | 12.8 | Jun 30, 2015 | ||
| Q1 2015 | 14.5 | Mar 31, 2015 |