| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2022 | 4.86 | +0.59 | +13.8% | Sep 30, 2022 |
| Q2 2022 | 4.68 | +0.4 | +9.35% | Jun 30, 2022 |
| Q1 2022 | 4.36 | -0.06 | -1.36% | Mar 31, 2022 |
| Q4 2021 | 4.21 | -0.28 | -6.23% | Dec 31, 2021 |
| Q3 2021 | 4.27 | -0.09 | -2.06% | Sep 30, 2021 |
| Q2 2021 | 4.28 | -0.23 | -5.1% | Jun 30, 2021 |
| Q1 2021 | 4.42 | -0.31 | -6.55% | Mar 31, 2021 |
| Q4 2020 | 4.49 | -0.23 | -4.87% | Dec 31, 2020 |
| Q3 2020 | 4.36 | -0.41 | -8.59% | Sep 30, 2020 |
| Q2 2020 | 4.51 | -0.36 | -7.39% | Jun 30, 2020 |
| Q1 2020 | 4.73 | -0.19 | -3.86% | Mar 31, 2020 |
| Q4 2019 | 4.72 | -0.43 | -8.35% | Dec 31, 2019 |
| Q3 2019 | 4.77 | -0.61 | -11.3% | Sep 30, 2019 |
| Q2 2019 | 4.87 | -0.57 | -10.5% | Jun 30, 2019 |
| Q1 2019 | 4.92 | -0.57 | -10.4% | Mar 31, 2019 |
| Q4 2018 | 5.15 | -0.44 | -7.87% | Dec 31, 2018 |
| Q3 2018 | 5.38 | -0.46 | -7.87% | Sep 30, 2018 |
| Q2 2018 | 5.45 | -0.84 | -13.4% | Jun 30, 2018 |
| Q1 2018 | 5.49 | -1.25 | -18.5% | Mar 31, 2018 |
| Q4 2017 | 5.59 | -1.64 | -22.7% | Dec 31, 2017 |
| Q3 2017 | 5.85 | -1.24 | -17.5% | Sep 30, 2017 |
| Q2 2017 | 6.29 | -0.6 | -8.71% | Jun 30, 2017 |
| Q1 2017 | 6.74 | -0.02 | -0.3% | Mar 31, 2017 |
| Q4 2016 | 7.23 | +0.33 | +4.78% | Dec 31, 2016 |
| Q3 2016 | 7.09 | -0.03 | -0.42% | Sep 30, 2016 |
| Q2 2016 | 6.89 | -0.23 | -3.23% | Jun 30, 2016 |
| Q1 2016 | 6.76 | +0.13 | +1.96% | Mar 31, 2016 |
| Q4 2015 | 6.9 | +0.81 | +13.3% | Dec 31, 2015 |
| Q3 2015 | 7.12 | +1.52 | +27.1% | Sep 30, 2015 |
| Q2 2015 | 7.12 | +1.78 | +33.3% | Jun 30, 2015 |
| Q1 2015 | 6.63 | +1.32 | +24.8% | Mar 31, 2015 |
| Q4 2014 | 6.09 | +0.85 | +16.2% | Dec 31, 2014 |
| Q3 2014 | 5.6 | +0.34 | +6.47% | Sep 30, 2014 |
| Q2 2014 | 5.34 | +0.25 | +4.91% | Jun 30, 2014 |
| Q1 2014 | 5.31 | +0.36 | +7.26% | Mar 31, 2014 |
| Q4 2013 | 5.24 | +0.53 | +11.3% | Dec 31, 2013 |
| Q3 2013 | 5.26 | +2.34 | +80.3% | Sep 30, 2013 |
| Q2 2013 | 5.09 | +2.99 | +142% | Jun 30, 2013 |
| Q1 2013 | 4.96 | +3.3 | +199% | Mar 31, 2013 |
| Q4 2012 | 4.71 | Dec 31, 2012 | ||
| Q3 2012 | 2.92 | Sep 30, 2012 | ||
| Q2 2012 | 2.1 | Jun 30, 2012 | ||
| Q1 2012 | 1.66 | Mar 31, 2012 |