| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 3.84 | -0.46 | -10.7% | Mar 31, 2024 |
| Q4 2023 | 4.52 | +0.02 | +0.45% | Dec 31, 2023 |
| Q3 2023 | 4.72 | -0.19 | -3.87% | Sep 30, 2023 |
| Q2 2023 | 4.52 | -0.63 | -12.2% | Jun 30, 2023 |
| Q1 2023 | 4.3 | -0.05 | -1.15% | Mar 31, 2023 |
| Q4 2022 | 4.5 | +0.41 | +10% | Dec 31, 2022 |
| Q3 2022 | 4.91 | +1.21 | +32.7% | Sep 30, 2022 |
| Q2 2022 | 5.15 | +1.52 | +41.9% | Jun 30, 2022 |
| Q1 2022 | 4.35 | +0.09 | +2.11% | Mar 31, 2022 |
| Q4 2021 | 4.09 | -0.15 | -3.53% | Dec 31, 2021 |
| Q3 2021 | 3.7 | -0.79 | -17.6% | Sep 30, 2021 |
| Q2 2021 | 3.63 | -0.81 | -18.3% | Jun 30, 2021 |
| Q1 2021 | 4.26 | -0.08 | -1.85% | Mar 31, 2021 |
| Q4 2020 | 4.24 | +0.15 | +3.66% | Dec 31, 2020 |
| Q3 2020 | 4.49 | +0.62 | +16% | Sep 30, 2020 |
| Q2 2020 | 4.43 | +0.85 | +23.7% | Jun 30, 2020 |
| Q1 2020 | 4.33 | +0.84 | +24.1% | Mar 31, 2020 |
| Q4 2019 | 4.1 | +0.7 | +20.6% | Dec 31, 2019 |
| Q3 2019 | 3.86 | +0.43 | +12.5% | Sep 30, 2019 |
| Q2 2019 | 3.58 | -0.1 | -2.71% | Jun 30, 2019 |
| Q1 2019 | 3.49 | -0.53 | -13.2% | Mar 31, 2019 |
| Q4 2018 | 3.4 | -1.23 | -26.6% | Dec 31, 2018 |
| Q3 2018 | 3.44 | -1.85 | -35% | Sep 30, 2018 |
| Q2 2018 | 3.69 | -2.27 | -38.1% | Jun 30, 2018 |
| Q1 2018 | 4.02 | -2.37 | -37.1% | Mar 31, 2018 |
| Q4 2017 | 4.62 | -2.19 | -32.1% | Dec 31, 2017 |
| Q3 2017 | 5.29 | -1.61 | -23.3% | Sep 30, 2017 |
| Q2 2017 | 5.96 | -0.93 | -13.5% | Jun 30, 2017 |
| Q1 2017 | 6.39 | +0.05 | +0.79% | Mar 31, 2017 |
| Q4 2016 | 6.81 | +0.91 | +15.4% | Dec 31, 2016 |
| Q3 2016 | 6.9 | +1.28 | +22.8% | Sep 30, 2016 |
| Q2 2016 | 6.89 | +1.46 | +26.9% | Jun 30, 2016 |
| Q1 2016 | 6.34 | +0.9 | +16.5% | Mar 31, 2016 |
| Q4 2015 | 5.91 | +0.44 | +8.04% | Dec 31, 2015 |
| Q3 2015 | 5.62 | +0.25 | +4.66% | Sep 30, 2015 |
| Q2 2015 | 5.44 | +0.28 | +5.43% | Jun 30, 2015 |
| Q1 2015 | 5.44 | +0.36 | +7.09% | Mar 31, 2015 |
| Q4 2014 | 5.47 | +0.44 | +8.75% | Dec 31, 2014 |
| Q3 2014 | 5.37 | +0.24 | +4.68% | Sep 30, 2014 |
| Q2 2014 | 5.15 | -0.26 | -4.8% | Jun 30, 2014 |
| Q1 2014 | 5.08 | -0.29 | -5.4% | Mar 31, 2014 |
| Q4 2013 | 5.03 | -0.22 | -4.19% | Dec 31, 2013 |
| Q3 2013 | 5.13 | +0.16 | +3.22% | Sep 30, 2013 |
| Q2 2013 | 5.41 | +0.34 | +6.7% | Jun 30, 2013 |
| Q1 2013 | 5.37 | -0.04 | -0.74% | Mar 31, 2013 |
| Q4 2012 | 5.25 | -0.95 | -15.3% | Dec 31, 2012 |
| Q3 2012 | 4.97 | -2.59 | -34.2% | Sep 30, 2012 |
| Q2 2012 | 5.08 | -4.19 | -45.2% | Jun 30, 2012 |
| Q1 2012 | 5.41 | -5.9 | -52.1% | Mar 31, 2012 |
| Q4 2011 | 6.2 | Dec 31, 2011 | ||
| Q3 2011 | 7.57 | Sep 30, 2011 | ||
| Q2 2011 | 9.26 | Jun 30, 2011 | ||
| Q1 2011 | 11.3 | Mar 31, 2011 |