| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 137 | +0.78 | +0.57% | Apr 30, 2024 |
| Q4 2023 | 138 | +4.83 | +3.62% | Jan 31, 2024 |
| Q3 2023 | 141 | +9.32 | +7.08% | Oct 31, 2023 |
| Q2 2023 | 139 | +7.77 | +5.93% | Jul 31, 2023 |
| Q1 2023 | 136 | +0.86 | +0.64% | Apr 30, 2023 |
| Q4 2022 | 134 | -4.21 | -3.06% | Jan 31, 2023 |
| Q3 2022 | 132 | -7.2 | -5.18% | Oct 31, 2022 |
| Q2 2022 | 131 | -11.9 | -8.3% | Jul 31, 2022 |
| Q1 2022 | 135 | -11.5 | -7.82% | Apr 30, 2022 |
| Q4 2021 | 138 | -5.94 | -4.13% | Jan 31, 2022 |
| Q3 2021 | 139 | -11.5 | -7.62% | Oct 31, 2021 |
| Q2 2021 | 143 | -10.8 | -7.01% | Jul 31, 2021 |
| Q1 2021 | 146 | -5.51 | -3.63% | Apr 30, 2021 |
| Q4 2020 | 144 | -20.3 | -12.4% | Jan 31, 2021 |
| Q3 2020 | 150 | -37.5 | -19.9% | Oct 31, 2020 |
| Q2 2020 | 154 | -63.4 | -29.2% | Jul 31, 2020 |
| Q1 2020 | 152 | -97.8 | -39.2% | Apr 30, 2020 |
| Q4 2019 | 164 | -118 | -41.7% | Jan 31, 2020 |
| Q3 2019 | 188 | -84.8 | -31.1% | Oct 31, 2019 |
| Q2 2019 | 217 | -43.7 | -16.8% | Jul 31, 2019 |
| Q1 2019 | 250 | -4.15 | -1.64% | Apr 30, 2019 |
| Q4 2018 | 282 | +28.9 | +11.4% | Jan 31, 2019 |
| Q3 2018 | 273 | +25.2 | +10.2% | Oct 31, 2018 |
| Q2 2018 | 261 | +15.5 | +6.3% | Jul 31, 2018 |
| Q1 2018 | 254 | +11.7 | +4.85% | Apr 30, 2018 |
| Q4 2017 | 253 | +16.7 | +7.09% | Jan 31, 2018 |
| Q3 2017 | 247 | +10.9 | +4.59% | Oct 31, 2017 |
| Q2 2017 | 245 | +7.06 | +2.96% | Jul 31, 2017 |
| Q1 2017 | 242 | +4.63 | +1.95% | Apr 30, 2017 |
| Q4 2016 | 236 | -7.73 | -3.17% | Jan 31, 2017 |
| Q3 2016 | 237 | -1.06 | -0.45% | Oct 31, 2016 |
| Q2 2016 | 238 | +2.11 | +0.89% | Jul 31, 2016 |
| Q1 2016 | 237 | +7.07 | +3.07% | Apr 30, 2016 |
| Q4 2015 | 244 | +19.2 | +8.56% | Jan 31, 2016 |
| Q3 2015 | 238 | -2.8 | -1.16% | Oct 31, 2015 |
| Q2 2015 | 236 | -24.5 | -9.4% | Jul 31, 2015 |
| Q1 2015 | 230 | -63.4 | -21.6% | Apr 30, 2015 |
| Q4 2014 | 225 | -106 | -32% | Jan 31, 2015 |
| Q3 2014 | 240 | -103 | -29.9% | Oct 31, 2014 |
| Q2 2014 | 261 | -82.3 | -24% | Jul 31, 2014 |
| Q1 2014 | 294 | -37 | -11.2% | Apr 30, 2014 |
| Q4 2013 | 330 | +27.9 | +9.25% | Jan 31, 2014 |
| Q3 2013 | 343 | +63.3 | +22.6% | Oct 31, 2013 |
| Q2 2013 | 343 | +80.5 | +30.7% | Jul 31, 2013 |
| Q1 2013 | 331 | +68.1 | +25.9% | Apr 30, 2013 |
| Q4 2012 | 302 | +24.7 | +8.9% | Jan 31, 2013 |
| Q3 2012 | 280 | -26.8 | -8.74% | Oct 31, 2012 |
| Q2 2012 | 262 | -86.5 | -24.8% | Jul 31, 2012 |
| Q1 2012 | 263 | -129 | -33% | Apr 30, 2012 |
| Q4 2011 | 277 | -147 | -34.7% | Jan 31, 2012 |
| Q3 2011 | 307 | -130 | -29.7% | Oct 31, 2011 |
| Q2 2011 | 349 | Jul 31, 2011 | ||
| Q1 2011 | 392 | Apr 30, 2011 | ||
| Q4 2010 | 425 | Jan 31, 2011 | ||
| Q3 2010 | 437 | Oct 31, 2010 |