| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 168 | -11.9 | -6.63% | Jul 31, 2024 |
| Q1 2024 | 166 | -16.5 | -9.04% | Apr 30, 2024 |
| Q4 2023 | 170 | -10.2 | -5.65% | Jan 31, 2024 |
| Q3 2023 | 174 | +0.5 | +0.29% | Oct 31, 2023 |
| Q2 2023 | 180 | +12.5 | +7.44% | Jul 31, 2023 |
| Q1 2023 | 183 | +19.7 | +12.1% | Apr 30, 2023 |
| Q4 2022 | 180 | +23.2 | +14.8% | Jan 31, 2023 |
| Q3 2022 | 174 | +21.6 | +14.2% | Oct 31, 2022 |
| Q2 2022 | 167 | +19.4 | +13.1% | Jul 31, 2022 |
| Q1 2022 | 163 | +19.4 | +13.5% | Apr 30, 2022 |
| Q4 2021 | 157 | +9.38 | +6.36% | Jan 31, 2022 |
| Q3 2021 | 152 | +7.64 | +5.28% | Oct 31, 2021 |
| Q2 2021 | 148 | +3.65 | +2.53% | Jul 31, 2021 |
| Q1 2021 | 144 | -1.18 | -0.81% | Apr 30, 2021 |
| Q4 2020 | 148 | +4.49 | +3.14% | Jan 31, 2021 |
| Q3 2020 | 145 | -3.11 | -2.1% | Oct 31, 2020 |
| Q2 2020 | 144 | -9.58 | -6.22% | Jul 31, 2020 |
| Q1 2020 | 145 | -17.4 | -10.7% | Apr 30, 2020 |
| Q4 2019 | 143 | -24.2 | -14.5% | Jan 31, 2020 |
| Q3 2019 | 148 | -18.7 | -11.2% | Oct 31, 2019 |
| Q2 2019 | 154 | -8.45 | -5.2% | Jul 31, 2019 |
| Q1 2019 | 162 | +4.41 | +2.79% | Apr 30, 2019 |
| Q4 2018 | 167 | +10.5 | +6.67% | Jan 31, 2019 |
| Q3 2018 | 167 | +9.84 | +6.28% | Oct 31, 2018 |
| Q2 2018 | 162 | +2.79 | +1.75% | Jul 31, 2018 |
| Q1 2018 | 158 | -3.29 | -2.04% | Apr 30, 2018 |
| Q4 2017 | 157 | -14.4 | -8.43% | Jan 31, 2018 |
| Q3 2017 | 157 | -25.6 | -14.1% | Oct 31, 2017 |
| Q2 2017 | 160 | -35.1 | -18% | Jul 31, 2017 |
| Q1 2017 | 161 | -51.4 | -24.2% | Apr 30, 2017 |
| Q4 2016 | 171 | -42.3 | -19.8% | Jan 31, 2017 |
| Q3 2016 | 182 | -33.4 | -15.5% | Oct 31, 2016 |
| Q2 2016 | 195 | -30.6 | -13.6% | Jul 31, 2016 |
| Q1 2016 | 213 | -18.3 | -7.92% | Apr 30, 2016 |
| Q4 2015 | 214 | -17.1 | -7.42% | Jan 31, 2016 |
| Q3 2015 | 216 | -17.9 | -7.65% | Oct 31, 2015 |
| Q2 2015 | 225 | +0.41 | +0.18% | Jul 31, 2015 |
| Q1 2015 | 231 | +5.54 | +2.46% | Apr 30, 2015 |
| Q4 2014 | 231 | +11.6 | +5.27% | Jan 31, 2015 |
| Q3 2014 | 234 | +22.5 | +10.7% | Oct 31, 2014 |
| Q2 2014 | 225 | +10.3 | +4.78% | Jul 31, 2014 |
| Q1 2014 | 225 | +13.6 | +6.41% | Apr 30, 2014 |
| Q4 2013 | 219 | +7.73 | +3.66% | Jan 31, 2014 |
| Q3 2013 | 211 | -1.56 | -0.73% | Oct 31, 2013 |
| Q2 2013 | 215 | +2.27 | +1.07% | Jul 31, 2013 |
| Q1 2013 | 212 | -1.22 | -0.57% | Apr 30, 2013 |
| Q4 2012 | 211 | -4.11 | -1.91% | Jan 31, 2013 |
| Q3 2012 | 213 | -0.23 | -0.11% | Oct 31, 2012 |
| Q2 2012 | 212 | +4.31 | +2.07% | Jul 31, 2012 |
| Q1 2012 | 213 | +2.79 | +1.33% | Apr 30, 2012 |
| Q4 2011 | 216 | Jan 31, 2012 | ||
| Q3 2011 | 213 | Oct 31, 2011 | ||
| Q2 2011 | 208 | Jul 31, 2011 | ||
| Q1 2011 | 210 | Apr 30, 2011 |