| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 128 | +7.66 | +6.37% | Jun 30, 2024 |
| Q1 2024 | 127 | +7.31 | +6.13% | Mar 31, 2024 |
| Q4 2023 | 125 | +4.65 | +3.86% | Dec 31, 2023 |
| Q3 2023 | 122 | -3.86 | -3.06% | Sep 30, 2023 |
| Q2 2023 | 120 | -13.3 | -9.93% | Jun 30, 2023 |
| Q1 2023 | 119 | -23 | -16.1% | Mar 31, 2023 |
| Q4 2022 | 121 | -23.3 | -16.2% | Dec 31, 2022 |
| Q3 2022 | 126 | -14.7 | -10.4% | Sep 30, 2022 |
| Q2 2022 | 134 | -6.45 | -4.61% | Jun 30, 2022 |
| Q1 2022 | 142 | +4.91 | +3.57% | Mar 31, 2022 |
| Q4 2021 | 144 | +5.42 | +3.92% | Dec 31, 2021 |
| Q3 2021 | 141 | +1.25 | +0.9% | Sep 30, 2021 |
| Q2 2021 | 140 | +3.31 | +2.42% | Jun 30, 2021 |
| Q1 2021 | 137 | -1.06 | -0.77% | Mar 31, 2021 |
| Q4 2020 | 138 | -3.89 | -2.73% | Dec 31, 2020 |
| Q3 2020 | 140 | -14.3 | -9.28% | Sep 30, 2020 |
| Q2 2020 | 137 | -27.8 | -16.9% | Jun 30, 2020 |
| Q1 2020 | 138 | -32.2 | -18.9% | Mar 31, 2020 |
| Q4 2019 | 142 | -28.2 | -16.5% | Dec 31, 2019 |
| Q3 2019 | 154 | -9.9 | -6.05% | Sep 30, 2019 |
| Q2 2019 | 165 | +6.81 | +4.32% | Jun 30, 2019 |
| Q1 2019 | 171 | +14.2 | +9.09% | Mar 31, 2019 |
| Q4 2018 | 171 | +11.1 | +6.93% | Dec 31, 2018 |
| Q3 2018 | 164 | +0.05 | +0.03% | Sep 30, 2018 |
| Q2 2018 | 158 | -10.9 | -6.48% | Jun 30, 2018 |
| Q1 2018 | 156 | -11.2 | -6.68% | Mar 31, 2018 |
| Q4 2017 | 159 | -7.19 | -4.31% | Dec 31, 2017 |
| Q3 2017 | 164 | -2.08 | -1.26% | Sep 30, 2017 |
| Q2 2017 | 169 | +4.63 | +2.82% | Jun 30, 2017 |
| Q1 2017 | 168 | +2.62 | +1.59% | Mar 31, 2017 |
| Q4 2016 | 167 | +3.4 | +2.08% | Dec 31, 2016 |
| Q3 2016 | 166 | +2.78 | +1.71% | Sep 30, 2016 |
| Q2 2016 | 164 | +0.08 | +0.05% | Jun 30, 2016 |
| Q1 2016 | 165 | -0.87 | -0.53% | Mar 31, 2016 |
| Q4 2015 | 163 | -3.54 | -2.12% | Dec 31, 2015 |
| Q3 2015 | 163 | -6.19 | -3.66% | Sep 30, 2015 |
| Q2 2015 | 164 | +16.1 | +10.9% | Jun 30, 2015 |
| Q1 2015 | 166 | +37.8 | +29.6% | Mar 31, 2015 |
| Q4 2014 | 167 | +37.4 | +28.9% | Dec 31, 2014 |
| Q3 2014 | 169 | +43.9 | +35% | Sep 30, 2014 |
| Q2 2014 | 148 | +10.1 | +7.34% | Jun 30, 2014 |
| Q1 2014 | 128 | -27.3 | -17.6% | Mar 31, 2014 |
| Q4 2013 | 129 | -25.3 | -16.4% | Dec 31, 2013 |
| Q3 2013 | 125 | -30 | -19.3% | Sep 30, 2013 |
| Q2 2013 | 138 | -16.8 | -10.9% | Jun 30, 2013 |
| Q1 2013 | 155 | -8.73 | -5.32% | Mar 31, 2013 |
| Q4 2012 | 155 | -9.02 | -5.51% | Dec 31, 2012 |
| Q3 2012 | 155 | -8.26 | -5.05% | Sep 30, 2012 |
| Q2 2012 | 155 | -6.12 | -3.81% | Jun 30, 2012 |
| Q1 2012 | 164 | +18.1 | +12.4% | Mar 31, 2012 |
| Q4 2011 | 164 | Dec 31, 2011 | ||
| Q3 2011 | 163 | Sep 30, 2011 | ||
| Q2 2011 | 161 | Jun 30, 2011 | ||
| Q1 2011 | 146 | Mar 31, 2011 |