| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 164 | +11.2 | +7.3% | Jun 30, 2024 |
| Q1 2024 | 166 | +12.5 | +8.17% | Mar 31, 2024 |
| Q4 2023 | 156 | +1.55 | +1.01% | Dec 31, 2023 |
| Q3 2023 | 155 | -1.47 | -0.94% | Sep 30, 2023 |
| Q2 2023 | 153 | +2.88 | +1.92% | Jun 30, 2023 |
| Q1 2023 | 153 | +9.62 | +6.7% | Mar 31, 2023 |
| Q4 2022 | 154 | +20 | +14.9% | Dec 31, 2022 |
| Q3 2022 | 156 | +25.5 | +19.5% | Sep 30, 2022 |
| Q2 2022 | 150 | +19.6 | +15% | Jun 30, 2022 |
| Q1 2022 | 144 | +8.97 | +6.66% | Mar 31, 2022 |
| Q4 2021 | 134 | -6.15 | -4.38% | Dec 31, 2021 |
| Q3 2021 | 131 | -10.2 | -7.24% | Sep 30, 2021 |
| Q2 2021 | 131 | -7.84 | -5.65% | Jun 30, 2021 |
| Q1 2021 | 135 | +0.84 | +0.63% | Mar 31, 2021 |
| Q4 2020 | 140 | +10.8 | +8.33% | Dec 31, 2020 |
| Q3 2020 | 141 | +11.4 | +8.83% | Sep 30, 2020 |
| Q2 2020 | 139 | +6.72 | +5.09% | Jun 30, 2020 |
| Q1 2020 | 134 | -1.55 | -1.15% | Mar 31, 2020 |
| Q4 2019 | 130 | -10.9 | -7.74% | Dec 31, 2019 |
| Q3 2019 | 129 | -13.6 | -9.49% | Sep 30, 2019 |
| Q2 2019 | 132 | -12.9 | -8.89% | Jun 30, 2019 |
| Q1 2019 | 135 | -11.8 | -8.04% | Mar 31, 2019 |
| Q4 2018 | 140 | -7.79 | -5.25% | Dec 31, 2018 |
| Q3 2018 | 143 | -8.55 | -5.65% | Sep 30, 2018 |
| Q2 2018 | 145 | -8.62 | -5.62% | Jun 30, 2018 |
| Q1 2018 | 147 | -6.77 | -4.4% | Mar 31, 2018 |
| Q4 2017 | 148 | -2.25 | -1.5% | Dec 31, 2017 |
| Q3 2017 | 151 | +4.63 | +3.16% | Sep 30, 2017 |
| Q2 2017 | 153 | +6.76 | +4.61% | Jun 30, 2017 |
| Q1 2017 | 154 | +5.6 | +3.78% | Mar 31, 2017 |
| Q4 2016 | 151 | -6.04 | -3.86% | Dec 31, 2016 |
| Q3 2016 | 147 | -13.9 | -8.63% | Sep 30, 2016 |
| Q2 2016 | 147 | -19.1 | -11.5% | Jun 30, 2016 |
| Q1 2016 | 148 | -18 | -10.8% | Mar 31, 2016 |
| Q4 2015 | 157 | -5.36 | -3.31% | Dec 31, 2015 |
| Q3 2015 | 161 | -3.53 | -2.15% | Sep 30, 2015 |
| Q2 2015 | 166 | +4.48 | +2.78% | Jun 30, 2015 |
| Q1 2015 | 166 | +4.96 | +3.07% | Mar 31, 2015 |
| Q4 2014 | 162 | -1.33 | -0.82% | Dec 31, 2014 |
| Q3 2014 | 164 | +0.88 | +0.54% | Sep 30, 2014 |
| Q2 2014 | 161 | -5.25 | -3.15% | Jun 30, 2014 |
| Q1 2014 | 161 | -8.97 | -5.27% | Mar 31, 2014 |
| Q4 2013 | 163 | -5.94 | -3.51% | Dec 31, 2013 |
| Q3 2013 | 163 | -7.51 | -4.4% | Sep 30, 2013 |
| Q2 2013 | 167 | -1.91 | -1.13% | Jun 30, 2013 |
| Q1 2013 | 170 | +4.94 | +2.99% | Mar 31, 2013 |
| Q4 2012 | 169 | +5.74 | +3.51% | Dec 31, 2012 |
| Q3 2012 | 171 | +8.14 | +5% | Sep 30, 2012 |
| Q2 2012 | 168 | +6.01 | +3.7% | Jun 30, 2012 |
| Q1 2012 | 165 | +4.09 | +2.54% | Mar 31, 2012 |
| Q4 2011 | 163 | Dec 31, 2011 | ||
| Q3 2011 | 163 | Sep 30, 2011 | ||
| Q2 2011 | 162 | Jun 30, 2011 | ||
| Q1 2011 | 161 | Mar 31, 2011 |