| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 60.9 | -11.2 | -15.6% | May 31, 2024 |
| Q1 2024 | 62.8 | -14.6 | -18.9% | Feb 29, 2024 |
| Q4 2023 | 65.2 | -17.7 | -21.4% | Nov 30, 2023 |
| Q3 2023 | 67.9 | -18.8 | -21.7% | Aug 31, 2023 |
| Q2 2023 | 72.1 | -16.6 | -18.7% | May 31, 2023 |
| Q1 2023 | 77.4 | -12.4 | -13.8% | Feb 28, 2023 |
| Q4 2022 | 82.8 | -6.25 | -7.02% | Nov 30, 2022 |
| Q3 2022 | 86.7 | -2.27 | -2.55% | Aug 31, 2022 |
| Q2 2022 | 88.7 | -0.92 | -1.03% | May 31, 2022 |
| Q1 2022 | 89.8 | -1.21 | -1.33% | Feb 28, 2022 |
| Q4 2021 | 89.1 | -3.35 | -3.62% | Nov 30, 2021 |
| Q3 2021 | 88.9 | -4.51 | -4.83% | Aug 31, 2021 |
| Q2 2021 | 89.6 | -2.76 | -2.99% | May 31, 2021 |
| Q1 2021 | 91 | +1.1 | +1.22% | Feb 28, 2021 |
| Q4 2020 | 92.4 | +4.83 | +5.51% | Nov 30, 2020 |
| Q3 2020 | 93.4 | +8.71 | +10.3% | Aug 31, 2020 |
| Q2 2020 | 92.4 | +9.17 | +11% | May 31, 2020 |
| Q1 2020 | 89.9 | +6.58 | +7.9% | Feb 29, 2020 |
| Q4 2019 | 87.6 | +2.49 | +2.93% | Nov 30, 2019 |
| Q3 2019 | 84.7 | -1.8 | -2.08% | Aug 31, 2019 |
| Q2 2019 | 83.2 | -5.04 | -5.71% | May 31, 2019 |
| Q1 2019 | 83.3 | -6.59 | -7.33% | Feb 28, 2019 |
| Q4 2018 | 85.1 | -5.24 | -5.8% | Nov 30, 2018 |
| Q3 2018 | 86.5 | -5.56 | -6.04% | Aug 31, 2018 |
| Q2 2018 | 88.2 | -5.5 | -5.87% | May 31, 2018 |
| Q1 2018 | 89.9 | -5.34 | -5.61% | Feb 28, 2018 |
| Q4 2017 | 90.4 | -4.48 | -4.72% | Nov 30, 2017 |
| Q3 2017 | 92.1 | +0.62 | +0.68% | Aug 31, 2017 |
| Q2 2017 | 93.7 | +4.34 | +4.85% | May 31, 2017 |
| Q1 2017 | 95.2 | +9.66 | +11.3% | Feb 28, 2017 |
| Q4 2016 | 94.9 | +12.7 | +15.4% | Nov 30, 2016 |
| Q3 2016 | 91.5 | +20.9 | +29.7% | Aug 31, 2016 |
| Q2 2016 | 89.4 | +31.2 | +53.5% | May 31, 2016 |
| Q1 2016 | 85.6 | +39 | +83.7% | Feb 29, 2016 |
| Q4 2015 | 82.2 | +45.7 | +125% | Nov 30, 2015 |
| Q3 2015 | 70.5 | +35.2 | +99.8% | Aug 31, 2015 |
| Q2 2015 | 58.2 | +23.7 | +68.5% | May 31, 2015 |
| Q1 2015 | 46.6 | +11.1 | +31.1% | Feb 28, 2015 |
| Q4 2014 | 36.5 | -0.13 | -0.36% | Nov 30, 2014 |
| Q3 2014 | 35.3 | -1.89 | -5.08% | Aug 31, 2014 |
| Q2 2014 | 34.6 | -2.55 | -6.87% | May 31, 2014 |
| Q1 2014 | 35.5 | -1.14 | -3.11% | Feb 28, 2014 |
| Q4 2013 | 36.6 | +0.63 | +1.75% | Nov 30, 2013 |
| Q3 2013 | 37.2 | +0.15 | +0.41% | Aug 31, 2013 |
| Q2 2013 | 37.1 | -1.13 | -2.96% | May 31, 2013 |
| Q1 2013 | 36.7 | -2.59 | -6.6% | Feb 28, 2013 |
| Q4 2012 | 36 | -3.74 | -9.41% | Nov 30, 2012 |
| Q3 2012 | 37 | -2.31 | -5.87% | Aug 31, 2012 |
| Q2 2012 | 38.3 | May 31, 2012 | ||
| Q1 2012 | 39.3 | Feb 29, 2012 | ||
| Q4 2011 | 39.7 | Nov 30, 2011 | ||
| Q3 2011 | 39.3 | Aug 31, 2011 |