| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 61.8 | -6.48 | -9.5% | May 31, 2024 |
| Q1 2024 | 62.5 | -6.29 | -9.15% | Feb 29, 2024 |
| Q4 2023 | 65 | -3.31 | -4.85% | Nov 30, 2023 |
| Q3 2023 | 67.3 | +0.53 | +0.79% | Aug 31, 2023 |
| Q2 2023 | 68.2 | +3.42 | +5.28% | May 31, 2023 |
| Q1 2023 | 68.7 | +6.91 | +11.2% | Feb 28, 2023 |
| Q4 2022 | 68.3 | +10.3 | +17.7% | Nov 30, 2022 |
| Q3 2022 | 66.8 | +11.1 | +19.9% | Aug 31, 2022 |
| Q2 2022 | 64.8 | +10.6 | +19.6% | May 31, 2022 |
| Q1 2022 | 61.8 | +6.04 | +10.8% | Feb 28, 2022 |
| Q4 2021 | 58.1 | +1 | +1.75% | Nov 30, 2021 |
| Q3 2021 | 55.7 | -3.15 | -5.35% | Aug 31, 2021 |
| Q2 2021 | 54.2 | -6.1 | -10.1% | May 31, 2021 |
| Q1 2021 | 55.8 | -4.61 | -7.63% | Feb 28, 2021 |
| Q4 2020 | 57.1 | -5.74 | -9.14% | Nov 30, 2020 |
| Q3 2020 | 58.9 | -4.64 | -7.31% | Aug 31, 2020 |
| Q2 2020 | 60.3 | -3.83 | -5.97% | May 31, 2020 |
| Q1 2020 | 60.4 | -3.34 | -5.24% | Feb 29, 2020 |
| Q4 2019 | 62.8 | +0.77 | +1.24% | Nov 30, 2019 |
| Q3 2019 | 63.5 | +3.33 | +5.53% | Aug 31, 2019 |
| Q2 2019 | 64.1 | +5.39 | +9.17% | May 31, 2019 |
| Q1 2019 | 63.7 | +4.5 | +7.6% | Feb 28, 2019 |
| Q4 2018 | 62 | +2.37 | +3.97% | Nov 30, 2018 |
| Q3 2018 | 60.2 | +1.14 | +1.93% | Aug 31, 2018 |
| Q2 2018 | 58.8 | +2.9 | +5.19% | May 31, 2018 |
| Q1 2018 | 59.2 | +6.52 | +12.4% | Feb 28, 2018 |
| Q4 2017 | 59.7 | +9.4 | +18.7% | Nov 30, 2017 |
| Q3 2017 | 59 | +10.7 | +22.1% | Aug 31, 2017 |
| Q2 2017 | 55.9 | +7.36 | +15.2% | May 31, 2017 |
| Q1 2017 | 52.7 | +3.47 | +7.05% | Feb 28, 2017 |
| Q4 2016 | 50.3 | +1.06 | +2.16% | Nov 30, 2016 |
| Q3 2016 | 48.4 | -0.88 | -1.79% | Aug 31, 2016 |
| Q2 2016 | 48.5 | -1.4 | -2.81% | May 31, 2016 |
| Q1 2016 | 49.2 | -0.42 | -0.85% | Feb 29, 2016 |
| Q4 2015 | 49.2 | -1.92 | -3.76% | Nov 30, 2015 |
| Q3 2015 | 49.2 | -3.31 | -6.3% | Aug 31, 2015 |
| Q2 2015 | 49.9 | -4.92 | -8.98% | May 31, 2015 |
| Q1 2015 | 49.7 | -6.15 | -11% | Feb 28, 2015 |
| Q4 2014 | 51.1 | -4.39 | -7.91% | Nov 30, 2014 |
| Q3 2014 | 52.5 | -4.9 | -8.53% | Aug 31, 2014 |
| Q2 2014 | 54.8 | -2.89 | -5.01% | May 31, 2014 |
| Q1 2014 | 55.8 | -0.61 | -1.08% | Feb 28, 2014 |
| Q4 2013 | 55.5 | +0.85 | +1.56% | Nov 30, 2013 |
| Q3 2013 | 57.4 | +5.02 | +9.58% | Aug 31, 2013 |
| Q2 2013 | 57.7 | +6.12 | +11.9% | May 31, 2013 |
| Q1 2013 | 56.4 | +3.37 | +6.35% | Feb 28, 2013 |
| Q4 2012 | 54.6 | +0.17 | +0.31% | Nov 30, 2012 |
| Q3 2012 | 52.4 | -3.57 | -6.38% | Aug 31, 2012 |
| Q2 2012 | 51.6 | -3.5 | -6.36% | May 31, 2012 |
| Q1 2012 | 53.1 | Feb 29, 2012 | ||
| Q4 2011 | 54.5 | Nov 30, 2011 | ||
| Q3 2011 | 56 | Aug 31, 2011 | ||
| Q2 2011 | 55.1 | May 31, 2011 |