| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q1 2024 | 136 | +23.7 | +21.1% | Apr 30, 2024 | |
| Q4 2023 | 119 | +5.1 | +4.46% | Jan 31, 2024 | |
| Q3 2023 | 115 | -1.18 | -1.01% | Oct 31, 2023 | |
| Q2 2023 | 114 | -4.96 | -4.18% | Jul 31, 2023 | |
| Q1 2023 | 112 | -7.63 | -6.37% | Apr 30, 2023 | |
| Q4 2022 | 114 | -3.97 | -3.36% | Jan 31, 2023 | |
| Q3 2022 | 116 | +0.19 | +0.16% | Oct 31, 2022 | |
| Q2 2022 | 119 | +1.71 | +1.46% | Jul 31, 2022 | |
| Q1 2022 | 120 | +5.83 | +5.12% | Apr 30, 2022 | |
| Q4 2021 | 118 | +10.3 | +9.56% | Jan 31, 2022 | |
| Q3 2021 | 116 | +12.1 | +11.6% | Oct 31, 2021 | |
| Q2 2021 | 117 | +17.9 | +18.1% | Jul 31, 2021 | |
| Q1 2021 | 114 | +16.9 | +17.4% | Apr 30, 2021 | |
| Q4 2020 | 108 | +11 | +11.4% | Jan 31, 2021 | |
| Q3 2020 | 104 | +8.92 | +9.37% | Oct 31, 2020 | |
| Q2 2020 | 99 | +10.8 | +12.3% | Jul 31, 2020 | |
| Q1 2020 | 97 | +15.8 | +19.5% | Apr 30, 2020 | |
| Q4 2019 | 96.9 | +20.6 | +27% | Jan 31, 2020 | |
| Q3 2019 | 95.2 | +24 | +33.6% | Oct 31, 2019 | |
| Q2 2019 | 88.1 | +10.4 | +13.4% | Jul 31, 2019 | |
| Q1 2019 | 81.2 | -5.89 | -6.76% | Apr 30, 2019 | |
| Q4 2018 | 76.3 | -18.9 | -19.8% | Jan 31, 2019 | |
| Q3 2018 | 71.2 | -33.7 | -32.1% | Oct 31, 2018 | |
| Q2 2018 | 77.7 | -26.1 | -25.1% | Jul 31, 2018 | |
| Q1 2018 | 87.1 | -13 | -13% | Apr 30, 2018 | |
| Q4 2017 | 95.2 | -2.18 | -2.24% | Jan 31, 2018 | |
| Q3 2017 | 105 | +11.6 | +12.5% | Oct 31, 2017 | |
| Q2 2017 | 104 | +12.5 | +13.7% | Jul 31, 2017 | |
| Q1 2017 | 100 | +4.4 | +4.6% | Apr 30, 2017 | |
| Q4 2016 | 97.4 | -3.39 | -3.36% | Jan 31, 2017 | |
| Q3 2016 | 93.3 | -12.9 | -12.2% | Oct 31, 2016 | |
| Q2 2016 | 91.3 | -19.2 | -17.4% | Jul 31, 2016 | |
| Q1 2016 | 95.7 | -13.7 | -12.6% | Apr 30, 2016 | |
| Q4 2015 | 101 | -4.95 | -4.68% | Jan 31, 2016 | |
| Q3 2015 | 106 | -4.19 | -3.8% | Oct 31, 2015 | |
| Q2 2015 | 111 | -2.44 | -2.16% | Jul 31, 2015 | |
| Q1 2015 | 109 | -5.15 | -4.49% | Apr 30, 2015 | |
| Q4 2014 | 106 | -11.4 | -9.72% | Jan 31, 2015 | |
| Q3 2014 | 110 | +0.09 | +0.08% | Oct 31, 2014 | |
| Q2 2014 | 113 | +10.3 | +10% | Jul 31, 2014 | |
| Q1 2014 | 115 | +12 | +11.7% | Apr 30, 2014 | |
| Q4 2013 | 117 | +14.4 | +14% | Jan 31, 2014 | |
| Q3 2013 | 110 | -2.9 | -2.56% | Oct 31, 2013 | |
| Q2 2013 | 103 | -22.1 | -17.7% | Jul 31, 2013 | |
| Q1 2013 | 103 | -28.8 | -21.9% | Apr 30, 2013 | |
| Q4 2012 | 103 | -39.1 | -27.6% | Jan 31, 2013 | |
| Q3 2012 | 113 | -29.1 | -20.5% | Oct 31, 2012 | |
| Q2 2012 | 125 | -18.6 | -13% | Jul 31, 2012 | |
| Q1 2012 | 131 | -22.1 | -14.4% | Apr 30, 2012 | |
| Q4 2011 | 142 | Jan 31, 2012 | |||
| Q3 2011 | 142 | Oct 31, 2011 | |||
| Q2 2011 | 143 | Jul 31, 2011 | |||
| Q1 2011 | 153 | Apr 30, 2011 |