| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 85.2 | +5.54 | +6.96% | Apr 30, 2024 |
| Q4 2023 | 81 | -2.26 | -2.72% | Jan 31, 2024 |
| Q3 2023 | 75.8 | -7.88 | -9.42% | Oct 31, 2023 |
| Q2 2023 | 76.7 | -3.33 | -4.16% | Jul 31, 2023 |
| Q1 2023 | 79.6 | +5.45 | +7.35% | Apr 30, 2023 |
| Q4 2022 | 83.2 | +13.8 | +19.9% | Jan 31, 2023 |
| Q3 2022 | 83.7 | +16.6 | +24.7% | Oct 31, 2022 |
| Q2 2022 | 80 | +14.7 | +22.4% | Jul 31, 2022 |
| Q1 2022 | 74.2 | +11.7 | +18.8% | Apr 30, 2022 |
| Q4 2021 | 69.4 | +8.62 | +14.2% | Jan 31, 2022 |
| Q3 2021 | 67.1 | +6.4 | +10.5% | Oct 31, 2021 |
| Q2 2021 | 65.4 | +2.67 | +4.26% | Jul 31, 2021 |
| Q1 2021 | 62.5 | -6.67 | -9.65% | Apr 30, 2021 |
| Q4 2020 | 60.8 | -15.5 | -20.4% | Jan 31, 2021 |
| Q3 2020 | 60.7 | -21.4 | -26.1% | Oct 31, 2020 |
| Q2 2020 | 62.7 | -17.1 | -21.4% | Jul 31, 2020 |
| Q1 2020 | 69.1 | -10.4 | -13.1% | Apr 30, 2020 |
| Q4 2019 | 76.3 | +1.79 | +2.4% | Jan 31, 2020 |
| Q3 2019 | 82.1 | +12.9 | +18.6% | Oct 31, 2019 |
| Q2 2019 | 79.8 | +8.31 | +11.6% | Jul 31, 2019 |
| Q1 2019 | 79.5 | +9.09 | +12.9% | Apr 30, 2019 |
| Q4 2018 | 74.5 | +2.14 | +2.96% | Jan 31, 2019 |
| Q3 2018 | 69.2 | -5.92 | -7.88% | Oct 31, 2018 |
| Q2 2018 | 71.5 | -4.59 | -6.04% | Jul 31, 2018 |
| Q1 2018 | 70.4 | -7.55 | -9.68% | Apr 30, 2018 |
| Q4 2017 | 72.4 | -8.03 | -9.99% | Jan 31, 2018 |
| Q3 2017 | 75.1 | -3.28 | -4.18% | Oct 31, 2017 |
| Q2 2017 | 76.1 | +0.24 | +0.32% | Jul 31, 2017 |
| Q1 2017 | 78 | +2.57 | +3.41% | Apr 30, 2017 |
| Q4 2016 | 80.4 | +4.4 | +5.79% | Jan 31, 2017 |
| Q3 2016 | 78.4 | -1.17 | -1.47% | Oct 31, 2016 |
| Q2 2016 | 75.8 | -8.34 | -9.91% | Jul 31, 2016 |
| Q1 2016 | 75.4 | -11.1 | -12.8% | Apr 30, 2016 |
| Q4 2015 | 76 | -9.75 | -11.4% | Jan 31, 2016 |
| Q3 2015 | 79.6 | -4.31 | -5.14% | Oct 31, 2015 |
| Q2 2015 | 84.2 | +2.97 | +3.66% | Jul 31, 2015 |
| Q1 2015 | 86.5 | +9.83 | +12.8% | Apr 30, 2015 |
| Q4 2014 | 85.8 | +12 | +16.3% | Jan 31, 2015 |
| Q3 2014 | 83.9 | +10.8 | +14.7% | Oct 31, 2014 |
| Q2 2014 | 81.2 | +10 | +14% | Jul 31, 2014 |
| Q1 2014 | 76.7 | +4.95 | +6.9% | Apr 30, 2014 |
| Q4 2013 | 73.8 | +1.86 | +2.59% | Jan 31, 2014 |
| Q3 2013 | 73.1 | -0.31 | -0.42% | Oct 31, 2013 |
| Q2 2013 | 71.2 | -4.2 | -5.57% | Jul 31, 2013 |
| Q1 2013 | 71.7 | -5.12 | -6.67% | Apr 30, 2013 |
| Q4 2012 | 71.9 | Jan 31, 2013 | ||
| Q3 2012 | 73.4 | Oct 31, 2012 | ||
| Q2 2012 | 75.4 | Jul 31, 2012 | ||
| Q1 2012 | 76.8 | Apr 30, 2012 |