| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q3 2024 | 4.65 | -0.17 | -3.52% | Jun 1, 2024 | Aug 31, 2024 |
| Q2 2024 | 4.97 | +0.35 | +7.59% | Mar 1, 2024 | May 31, 2024 |
| Q1 2024 | 5.04 | +1.55 | +44.4% | Dec 1, 2023 | Feb 29, 2024 |
| Q4 2023 | 4.92 | +1.02 | +26.1% | Sep 1, 2023 | Nov 30, 2023 |
| Q3 2023 | 4.83 | +0.61 | +14.5% | Jun 1, 2023 | Aug 31, 2023 |
| Q2 2023 | 4.61 | +0.06 | +1.32% | Mar 1, 2023 | May 31, 2023 |
| Q1 2023 | 3.49 | -2.68 | -43.5% | Dec 1, 2022 | Feb 28, 2023 |
| Q4 2022 | 3.9 | -2.02 | -34.1% | Sep 1, 2022 | Nov 30, 2022 |
| Q3 2022 | 4.22 | -1.98 | -31.9% | Jun 1, 2022 | Aug 31, 2022 |
| Q2 2022 | 4.55 | -1.9 | -29.5% | Mar 1, 2022 | May 31, 2022 |
| Q1 2022 | 6.17 | +2.32 | +60.3% | Dec 1, 2021 | Feb 28, 2022 |
| Q4 2021 | 5.93 | +2.68 | +82.6% | Sep 1, 2021 | Nov 30, 2021 |
| Q3 2021 | 6.2 | +3.75 | +153% | Jun 1, 2021 | Aug 31, 2021 |
| Q2 2021 | 6.45 | +4.63 | +254% | Mar 1, 2021 | May 31, 2021 |
| Q1 2021 | 3.84 | +4.38 | Dec 1, 2020 | Feb 28, 2021 | |
| Q4 2020 | 3.24 | +3.12 | +2572% | Sep 1, 2020 | Nov 30, 2020 |
| Q3 2020 | 2.45 | +1.67 | +214% | Jun 1, 2020 | Aug 31, 2020 |
| Q2 2020 | 1.82 | +0.82 | +81.3% | Mar 1, 2020 | May 31, 2020 |
| Q1 2020 | -0.53 | -7.39 | -108% | Dec 1, 2019 | Feb 29, 2020 |
| Q4 2019 | 0.12 | -9.38 | -98.8% | Sep 1, 2019 | Nov 30, 2019 |
| Q3 2019 | 0.78 | -8.54 | -91.6% | Jun 1, 2019 | Aug 31, 2019 |
| Q2 2019 | 1.01 | -7.96 | -88.7% | Mar 1, 2019 | May 31, 2019 |
| Q1 2019 | 6.86 | -2.07 | -23.2% | Dec 1, 2018 | Feb 28, 2019 |
| Q4 2018 | 9.5 | +3.44 | +56.8% | Sep 1, 2018 | Nov 30, 2018 |
| Q3 2018 | 9.33 | +3.3 | +54.8% | Jun 1, 2018 | Aug 31, 2018 |
| Q2 2018 | 8.97 | +2.57 | +40.1% | Mar 1, 2018 | May 31, 2018 |
| Q1 2018 | 8.93 | +4.8 | +116% | Dec 1, 2017 | Feb 28, 2018 |
| Q4 2017 | 6.06 | +1.84 | +43.6% | Sep 1, 2017 | Nov 30, 2017 |
| Q3 2017 | 6.03 | +1.63 | +37.1% | Jun 1, 2017 | Aug 31, 2017 |
| Q2 2017 | 6.4 | +1.83 | +40.1% | Mar 1, 2017 | May 31, 2017 |
| Q1 2017 | 4.13 | +1.48 | +55.7% | Dec 1, 2016 | Feb 28, 2017 |
| Q4 2016 | 4.22 | +1.2 | +39.8% | Sep 1, 2016 | Nov 30, 2016 |
| Q3 2016 | 4.4 | +1.35 | +44.3% | Jun 1, 2016 | Aug 31, 2016 |
| Q2 2016 | 4.57 | +1.53 | +50.4% | Mar 1, 2016 | May 31, 2016 |
| Q1 2016 | 2.66 | -5.43 | -67.2% | Dec 1, 2015 | Feb 29, 2016 |
| Q4 2015 | 3.01 | -4.7 | -60.9% | Sep 1, 2015 | Nov 30, 2015 |
| Q3 2015 | 3.05 | -4.32 | -58.7% | Jun 1, 2015 | Aug 31, 2015 |
| Q2 2015 | 3.04 | -3.95 | -56.5% | Mar 1, 2015 | May 31, 2015 |
| Q1 2015 | 8.09 | +2.55 | +46.1% | Dec 1, 2014 | Feb 28, 2015 |
| Q4 2014 | 7.71 | +2.37 | +44.4% | Sep 1, 2014 | Nov 30, 2014 |
| Q3 2014 | 7.36 | +2.3 | +45.4% | Jun 1, 2014 | Aug 31, 2014 |
| Q2 2014 | 6.99 | +2.09 | +42.6% | Mar 1, 2014 | May 31, 2014 |
| Q1 2014 | 5.53 | -0.31 | -5.3% | Dec 1, 2013 | Feb 28, 2014 |
| Q4 2013 | 5.34 | -1.18 | -18.1% | Sep 1, 2013 | Nov 30, 2013 |
| Q3 2013 | 5.06 | -1.82 | -26.4% | Jun 1, 2013 | Aug 31, 2013 |
| Q2 2013 | 4.9 | -2.17 | -30.7% | Mar 1, 2013 | May 31, 2013 |
| Q1 2013 | 5.84 | -1.41 | -19.4% | Dec 1, 2012 | Feb 28, 2013 |
| Q4 2012 | 6.52 | +0.15 | +2.36% | Sep 1, 2012 | Nov 30, 2012 |
| Q3 2012 | 6.88 | +1.17 | +20.5% | Jun 1, 2012 | Aug 31, 2012 |
| Q2 2012 | 7.07 | +1.53 | +27.6% | Mar 1, 2012 | May 31, 2012 |
| Q1 2012 | 7.26 | +2.13 | +41.5% | Dec 1, 2011 | Feb 29, 2012 |
| Q4 2011 | 6.37 | +1.14 | +21.8% | Sep 1, 2011 | Nov 30, 2011 |
| Q3 2011 | 5.71 | Jun 1, 2011 | Aug 31, 2011 | ||
| Q2 2011 | 5.54 | Mar 1, 2011 | May 31, 2011 | ||
| Q1 2011 | 5.13 | Dec 1, 2010 | Feb 28, 2011 | ||
| Q4 2010 | 5.23 | Sep 1, 2010 | Nov 30, 2010 |