| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q1 2024 | 60.7 | -7.19 | -10.6% | Apr 30, 2024 | |
| Q4 2023 | 64.4 | -2.93 | -4.35% | Jan 31, 2024 | |
| Q3 2023 | 67.4 | +0.98 | +1.48% | Oct 31, 2023 | |
| Q2 2023 | 67.9 | +2.76 | +4.23% | Jul 31, 2023 | |
| Q1 2023 | 67.9 | +2.98 | +4.59% | Apr 30, 2023 | |
| Q4 2022 | 67.3 | +2.58 | +3.99% | Jan 31, 2023 | |
| Q3 2022 | 66.4 | +1.92 | +2.98% | Oct 31, 2022 | |
| Q2 2022 | 65.2 | +1.16 | +1.81% | Jul 31, 2022 | |
| Q1 2022 | 64.9 | +0.48 | +0.75% | Apr 30, 2022 | |
| Q4 2021 | 64.7 | -1.44 | -2.18% | Jan 31, 2022 | |
| Q3 2021 | 64.4 | -4 | -5.85% | Oct 31, 2021 | |
| Q2 2021 | 64 | -3.04 | -4.53% | Jul 31, 2021 | |
| Q1 2021 | 64.5 | -0.13 | -0.2% | Apr 30, 2021 | |
| Q4 2020 | 66.2 | +4.85 | +7.91% | Jan 31, 2021 | |
| Q3 2020 | 68.4 | +8.79 | +14.7% | Oct 31, 2020 | |
| Q2 2020 | 67.1 | +2.73 | +4.24% | Jul 31, 2020 | |
| Q1 2020 | 64.6 | -6.12 | -8.65% | Apr 30, 2020 | |
| Q4 2019 | 61.3 | -14 | -18.5% | Jan 31, 2020 | |
| Q3 2019 | 59.7 | -19.5 | -24.6% | Oct 31, 2019 | |
| Q2 2019 | 64.3 | -11.8 | -15.5% | Jul 31, 2019 | |
| Q1 2019 | 70.7 | -0.99 | -1.38% | Apr 30, 2019 | |
| Q4 2018 | 75.3 | +6.86 | +10% | Jan 31, 2019 | |
| Q3 2018 | 79.1 | +16.4 | +26.2% | Oct 31, 2018 | |
| Q2 2018 | 76.1 | +13.6 | +21.7% | Jul 31, 2018 | |
| Q1 2018 | 71.7 | +9.78 | +15.8% | Apr 30, 2018 | |
| Q4 2017 | 68.4 | +7.52 | +12.4% | Jan 31, 2018 | |
| Q3 2017 | 62.7 | +1.63 | +2.67% | Oct 31, 2017 | |
| Q2 2017 | 62.5 | +2.25 | +3.73% | Jul 31, 2017 | |
| Q1 2017 | 61.9 | +3.12 | +5.31% | Apr 30, 2017 | |
| Q4 2016 | 60.9 | +2.68 | +4.6% | Jan 31, 2017 | |
| Q3 2016 | 61.1 | +2.86 | +4.91% | Oct 31, 2016 | |
| Q2 2016 | 60.3 | +3.29 | +5.77% | Jul 31, 2016 | |
| Q1 2016 | 58.8 | +3.35 | +6.04% | Apr 30, 2016 | |
| Q4 2015 | 58.2 | +2.49 | +4.47% | Jan 31, 2016 | |
| Q3 2015 | 58.2 | +4.97 | +9.34% | Oct 31, 2015 | |
| Q2 2015 | 57 | +3.82 | +7.18% | Jul 31, 2015 | |
| Q1 2015 | 55.5 | +1.02 | +1.87% | Apr 30, 2015 | |
| Q4 2014 | 55.7 | +2.38 | +4.46% | Jan 31, 2015 | |
| Q3 2014 | 53.2 | -1.65 | -3.01% | Oct 31, 2014 | |
| Q2 2014 | 53.2 | -3.51 | -6.19% | Jul 31, 2014 | |
| Q1 2014 | 54.4 | -3.44 | -5.94% | Apr 30, 2014 | |
| Q4 2013 | 53.3 | -7.52 | -12.4% | Jan 31, 2014 | |
| Q3 2013 | 54.9 | -5.66 | -9.35% | Oct 31, 2013 | |
| Q2 2013 | 56.7 | -2.81 | -4.72% | Jul 31, 2013 | |
| Q1 2013 | 57.9 | -0.8 | -1.36% | Apr 30, 2013 | |
| Q4 2012 | 60.9 | +5.79 | +10.5% | Jan 31, 2013 | |
| Q3 2012 | 60.5 | +6.23 | +11.5% | Oct 31, 2012 | |
| Q2 2012 | 59.5 | +6.12 | +11.5% | Jul 31, 2012 | |
| Q1 2012 | 58.7 | +7.01 | +13.6% | Apr 30, 2012 | |
| Q4 2011 | 55.1 | Jan 31, 2012 | |||
| Q3 2011 | 54.3 | Oct 31, 2011 | |||
| Q2 2011 | 53.4 | Jul 31, 2011 | |||
| Q1 2011 | 51.7 | Apr 30, 2011 |