| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 85.1 | -1.91 | -2.2% | Feb 29, 2024 |
| Q4 2023 | 91.5 | +17 | +22.8% | Nov 30, 2023 |
| Q3 2023 | 96.4 | +28.9 | +42.7% | Aug 31, 2023 |
| Q2 2023 | 93.8 | +26.5 | +39.3% | May 31, 2023 |
| Q1 2023 | 87 | +16.5 | +23.4% | Feb 28, 2023 |
| Q4 2022 | 74.5 | -2.27 | -2.96% | Nov 30, 2022 |
| Q3 2022 | 67.6 | -10.5 | -13.4% | Aug 31, 2022 |
| Q2 2022 | 67.3 | -7.27 | -9.75% | May 31, 2022 |
| Q1 2022 | 70.5 | -5.24 | -6.92% | Feb 28, 2022 |
| Q4 2021 | 76.8 | -1.19 | -1.53% | Nov 30, 2021 |
| Q3 2021 | 78 | -4.07 | -4.96% | Aug 31, 2021 |
| Q2 2021 | 74.6 | -1.87 | -2.45% | May 31, 2021 |
| Q1 2021 | 75.7 | +5.47 | +7.79% | Feb 28, 2021 |
| Q4 2020 | 78 | +11.8 | +17.8% | Nov 30, 2020 |
| Q3 2020 | 82.1 | +19.7 | +31.5% | Aug 31, 2020 |
| Q2 2020 | 76.5 | +6.46 | +9.23% | May 31, 2020 |
| Q1 2020 | 70.3 | -7.96 | -10.2% | Feb 29, 2020 |
| Q4 2019 | 66.2 | -19 | -22.3% | Nov 30, 2019 |
| Q3 2019 | 62.4 | -27.3 | -30.4% | Aug 31, 2019 |
| Q2 2019 | 70 | -14.9 | -17.5% | May 31, 2019 |
| Q1 2019 | 78.2 | -1.14 | -1.44% | Feb 28, 2019 |
| Q4 2018 | 85.2 | +12.7 | +17.6% | Nov 30, 2018 |
| Q3 2018 | 89.7 | +16.5 | +22.5% | Aug 31, 2018 |
| Q2 2018 | 84.9 | +10.9 | +14.7% | May 31, 2018 |
| Q1 2018 | 79.4 | +3.58 | +4.73% | Feb 28, 2018 |
| Q4 2017 | 72.5 | -9.56 | -11.7% | Nov 30, 2017 |
| Q3 2017 | 73.3 | -10.8 | -12.9% | Aug 31, 2017 |
| Q2 2017 | 74 | -11.6 | -13.5% | May 31, 2017 |
| Q1 2017 | 75.8 | -12.1 | -13.7% | Feb 28, 2017 |
| Q4 2016 | 82 | -3.19 | -3.74% | Nov 30, 2016 |
| Q3 2016 | 84.1 | +4.18 | +5.23% | Aug 31, 2016 |
| Q2 2016 | 85.6 | +6.98 | +8.88% | May 31, 2016 |
| Q1 2016 | 87.8 | +11.8 | +15.5% | Feb 29, 2016 |
| Q4 2015 | 85.2 | +7.83 | +10.1% | Nov 30, 2015 |
| Q3 2015 | 79.9 | +0.43 | +0.54% | Aug 31, 2015 |
| Q2 2015 | 78.6 | +1.06 | +1.37% | May 31, 2015 |
| Q1 2015 | 76.1 | +0.37 | +0.49% | Feb 28, 2015 |
| Q4 2014 | 77.4 | +4.32 | +5.91% | Nov 30, 2014 |
| Q3 2014 | 79.5 | +7.05 | +9.74% | Aug 31, 2014 |
| Q2 2014 | 77.5 | +4.79 | +6.59% | May 31, 2014 |
| Q1 2014 | 75.7 | -0.21 | -0.28% | Feb 28, 2014 |
| Q4 2013 | 73.1 | -3.29 | -4.31% | Nov 30, 2013 |
| Q3 2013 | 72.4 | -3.72 | -4.89% | Aug 31, 2013 |
| Q2 2013 | 72.7 | -2.26 | -3.01% | May 31, 2013 |
| Q1 2013 | 75.9 | +2.16 | +2.93% | Feb 28, 2013 |
| Q4 2012 | 76.4 | +3.78 | +5.21% | Nov 30, 2012 |
| Q3 2012 | 76.1 | +5.02 | +7.06% | Aug 31, 2012 |
| Q2 2012 | 75 | +4.2 | +5.93% | May 31, 2012 |
| Q1 2012 | 73.7 | +3.03 | +4.29% | Feb 29, 2012 |
| Q4 2011 | 72.6 | Nov 30, 2011 | ||
| Q3 2011 | 71.1 | Aug 31, 2011 | ||
| Q2 2011 | 70.8 | May 31, 2011 | ||
| Q1 2011 | 70.7 | Feb 28, 2011 |