| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2023 | 4.11 | +0.79 | +23.8% | Mar 31, 2023 |
| Q4 2022 | 3.56 | +0.33 | +10.2% | Dec 31, 2022 |
| Q3 2022 | 3.09 | +0.16 | +5.46% | Sep 30, 2022 |
| Q2 2022 | 3.03 | -0.75 | -19.9% | Jun 30, 2022 |
| Q1 2022 | 3.32 | -0.21 | -5.94% | Mar 31, 2022 |
| Q4 2021 | 3.23 | +0.25 | +8.39% | Dec 31, 2021 |
| Q3 2021 | 2.93 | +0.09 | +3.16% | Sep 30, 2021 |
| Q2 2021 | 3.78 | +1.63 | +75.8% | Jun 30, 2021 |
| Q1 2021 | 3.54 | +1.24 | +54.1% | Mar 31, 2021 |
| Q4 2020 | 2.98 | +0.3 | +11.2% | Dec 31, 2020 |
| Q3 2020 | 2.85 | -0.19 | -6.27% | Sep 30, 2020 |
| Q2 2020 | 2.15 | -0.98 | -31.3% | Jun 30, 2020 |
| Q1 2020 | 2.29 | -0.53 | -18.8% | Mar 31, 2020 |
| Q4 2019 | 2.68 | -0.49 | -15.5% | Dec 31, 2019 |
| Q3 2019 | 3.03 | -0.21 | -6.47% | Sep 30, 2019 |
| Q2 2019 | 3.13 | -0.04 | -1.26% | Jun 30, 2019 |
| Q1 2019 | 2.82 | -0.98 | -25.8% | Mar 31, 2019 |
| Q4 2018 | 3.17 | -0.47 | -12.9% | Dec 31, 2018 |
| Q3 2018 | 3.24 | -0.09 | -2.7% | Sep 30, 2018 |
| Q2 2018 | 3.17 | -0.49 | -13.4% | Jun 30, 2018 |
| Q1 2018 | 3.8 | +1.31 | +52.6% | Mar 31, 2018 |
| Q4 2017 | 3.64 | +3.1 | +568% | Dec 31, 2017 |
| Q3 2017 | 3.33 | +3 | +907% | Sep 30, 2017 |
| Q2 2017 | 3.66 | +3.32 | +965% | Jun 30, 2017 |
| Q1 2017 | 2.49 | +2.08 | +501% | Mar 31, 2017 |
| Q4 2016 | 0.55 | -0.26 | -32.3% | Dec 31, 2016 |
| Q3 2016 | 0.33 | -1.69 | -83.8% | Sep 30, 2016 |
| Q2 2016 | 0.34 | -1.55 | -82% | Jun 30, 2016 |
| Q1 2016 | 0.42 | -1.12 | -72.9% | Mar 31, 2016 |
| Q4 2015 | 0.81 | -0.42 | -34.4% | Dec 31, 2015 |
| Q3 2015 | 2.02 | +1.06 | +111% | Sep 30, 2015 |
| Q2 2015 | 1.89 | +1.05 | +124% | Jun 30, 2015 |
| Q1 2015 | 1.54 | +0.57 | +59% | Mar 31, 2015 |
| Q4 2014 | 1.22 | -0.01 | -0.81% | Dec 31, 2014 |
| Q3 2014 | 0.96 | -0.81 | -45.8% | Sep 30, 2014 |
| Q2 2014 | 0.84 | -1.77 | -67.7% | Jun 30, 2014 |
| Q1 2014 | 0.97 | -2.88 | -74.9% | Mar 31, 2014 |
| Q4 2013 | 1.23 | -3.86 | -75.7% | Dec 31, 2013 |
| Q3 2013 | 1.77 | -5.71 | -76.4% | Sep 30, 2013 |
| Q2 2013 | 2.61 | -4.92 | -65.3% | Jun 30, 2013 |
| Q1 2013 | 3.85 | -2.87 | -42.7% | Mar 31, 2013 |
| Q4 2012 | 5.1 | Dec 31, 2012 | ||
| Q3 2012 | 7.47 | Sep 30, 2012 | ||
| Q2 2012 | 7.53 | Jun 30, 2012 | ||
| Q1 2012 | 6.72 | Mar 31, 2012 |