| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 66.2 | -12.9 | -16.3% | Apr 30, 2024 |
| Q4 2023 | 70.3 | -7.62 | -9.78% | Jan 31, 2024 |
| Q3 2023 | 74 | -1.32 | -1.75% | Oct 31, 2023 |
| Q2 2023 | 77.6 | +8.38 | +12.1% | Jul 31, 2023 |
| Q1 2023 | 79.1 | +15.5 | +24.4% | Apr 30, 2023 |
| Q4 2022 | 78 | +18.5 | +31% | Jan 31, 2023 |
| Q3 2022 | 75.3 | +18.9 | +33.4% | Oct 31, 2022 |
| Q2 2022 | 69.2 | +12.5 | +22% | Jul 31, 2022 |
| Q1 2022 | 63.6 | +1.93 | +3.13% | Apr 30, 2022 |
| Q4 2021 | 59.5 | -1.87 | -3.05% | Jan 31, 2022 |
| Q3 2021 | 56.4 | -3.57 | -5.95% | Oct 31, 2021 |
| Q2 2021 | 56.7 | +0.25 | +0.44% | Jul 31, 2021 |
| Q1 2021 | 61.7 | +10.2 | +19.8% | Apr 30, 2021 |
| Q4 2020 | 61.4 | +7.54 | +14% | Jan 31, 2021 |
| Q3 2020 | 60 | +3.04 | +5.34% | Oct 31, 2020 |
| Q2 2020 | 56.5 | -5.28 | -8.55% | Jul 31, 2020 |
| Q1 2020 | 51.5 | -13.7 | -21.1% | Apr 30, 2020 |
| Q4 2019 | 53.8 | -10.4 | -16.2% | Jan 31, 2020 |
| Q3 2019 | 57 | -5.91 | -9.4% | Oct 31, 2019 |
| Q2 2019 | 61.8 | +0.53 | +0.87% | Jul 31, 2019 |
| Q1 2019 | 65.2 | +4.48 | +7.38% | Apr 30, 2019 |
| Q4 2018 | 64.3 | +4.1 | +6.82% | Jan 31, 2019 |
| Q3 2018 | 62.9 | +3.15 | +5.28% | Oct 31, 2018 |
| Q2 2018 | 61.2 | +0.82 | +1.36% | Jul 31, 2018 |
| Q1 2018 | 60.7 | -0.44 | -0.72% | Apr 30, 2018 |
| Q4 2017 | 60.2 | -0.94 | -1.54% | Jan 31, 2018 |
| Q3 2017 | 59.7 | -1.02 | -1.68% | Oct 31, 2017 |
| Q2 2017 | 60.4 | -0.61 | -1% | Jul 31, 2017 |
| Q1 2017 | 61.2 | +3.09 | +5.32% | Apr 30, 2017 |
| Q4 2016 | 61.1 | +4.64 | +8.22% | Jan 31, 2017 |
| Q3 2016 | 60.7 | +5.21 | +9.38% | Oct 31, 2016 |
| Q2 2016 | 61 | +12.6 | +26.1% | Jul 31, 2016 |
| Q1 2016 | 58.1 | +12.7 | +28.1% | Apr 30, 2016 |
| Q4 2015 | 56.5 | +16.9 | +42.7% | Jan 31, 2016 |
| Q3 2015 | 55.5 | +19.8 | +55.4% | Oct 31, 2015 |
| Q2 2015 | 48.4 | +14 | +40.7% | Jul 31, 2015 |
| Q1 2015 | 45.3 | +13.2 | +41.2% | Apr 30, 2015 |
| Q4 2014 | 39.6 | +7.58 | +23.7% | Jan 31, 2015 |
| Q3 2014 | 35.7 | +4.39 | +14% | Oct 31, 2014 |
| Q2 2014 | 34.4 | +1.25 | +3.77% | Jul 31, 2014 |
| Q1 2014 | 32.1 | -3.42 | -9.63% | Apr 30, 2014 |
| Q4 2013 | 32 | -5.93 | -15.6% | Jan 31, 2014 |
| Q3 2013 | 31.3 | -9.7 | -23.6% | Oct 31, 2013 |
| Q2 2013 | 33.1 | -7.26 | -18% | Jul 31, 2013 |
| Q1 2013 | 35.5 | -3.49 | -8.95% | Apr 30, 2013 |
| Q4 2012 | 37.9 | +0.97 | +2.63% | Jan 31, 2013 |
| Q3 2012 | 41 | +6.18 | +17.7% | Oct 31, 2012 |
| Q2 2012 | 40.4 | +6.39 | +18.8% | Jul 31, 2012 |
| Q1 2012 | 39 | +5.56 | +16.6% | Apr 30, 2012 |
| Q4 2011 | 36.9 | Jan 31, 2012 | ||
| Q3 2011 | 34.9 | Oct 31, 2011 | ||
| Q2 2011 | 34 | Jul 31, 2011 | ||
| Q1 2011 | 33.5 | Apr 30, 2011 |