| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 208 | -5.77 | -2.7% | Mar 31, 2024 |
| Q4 2023 | 209 | -5.42 | -2.53% | Dec 31, 2023 |
| Q3 2023 | 211 | -3.55 | -1.65% | Sep 30, 2023 |
| Q2 2023 | 213 | -3.25 | -1.51% | Jun 30, 2023 |
| Q1 2023 | 213 | -5.2 | -2.38% | Mar 31, 2023 |
| Q4 2022 | 215 | -2.56 | -1.18% | Dec 31, 2022 |
| Q3 2022 | 215 | -1.87 | -0.86% | Sep 30, 2022 |
| Q2 2022 | 216 | +0.11 | +0.05% | Jun 30, 2022 |
| Q1 2022 | 219 | +3.43 | +1.59% | Mar 31, 2022 |
| Q4 2021 | 217 | +0.59 | +0.27% | Dec 31, 2021 |
| Q3 2021 | 217 | +0.35 | +0.16% | Sep 30, 2021 |
| Q2 2021 | 216 | -0.07 | -0.03% | Jun 30, 2021 |
| Q1 2021 | 215 | +1.17 | +0.55% | Mar 31, 2021 |
| Q4 2020 | 217 | +2.63 | +1.23% | Dec 31, 2020 |
| Q3 2020 | 216 | -0.76 | -0.35% | Sep 30, 2020 |
| Q2 2020 | 216 | -1.89 | -0.87% | Jun 30, 2020 |
| Q1 2020 | 214 | -3.82 | -1.75% | Mar 31, 2020 |
| Q4 2019 | 214 | -2.95 | -1.36% | Dec 31, 2019 |
| Q3 2019 | 217 | +1.88 | +0.87% | Sep 30, 2019 |
| Q2 2019 | 218 | +0.46 | +0.21% | Jun 30, 2019 |
| Q1 2019 | 218 | -1.02 | -0.47% | Mar 31, 2019 |
| Q4 2018 | 217 | -3.14 | -1.43% | Dec 31, 2018 |
| Q3 2018 | 215 | -5.82 | -2.63% | Sep 30, 2018 |
| Q2 2018 | 217 | -2.2 | -1% | Jun 30, 2018 |
| Q1 2018 | 219 | +0.62 | +0.28% | Mar 31, 2018 |
| Q4 2017 | 220 | +3.12 | +1.44% | Dec 31, 2017 |
| Q3 2017 | 221 | +4.3 | +1.99% | Sep 30, 2017 |
| Q2 2017 | 219 | +4.28 | +1.99% | Jun 30, 2017 |
| Q1 2017 | 218 | +4.14 | +1.93% | Mar 31, 2017 |
| Q4 2016 | 217 | +3.07 | +1.44% | Dec 31, 2016 |
| Q3 2016 | 217 | +3.77 | +1.77% | Sep 30, 2016 |
| Q2 2016 | 215 | +8.11 | +3.92% | Jun 30, 2016 |
| Q1 2016 | 214 | +9.72 | +4.76% | Mar 31, 2016 |
| Q4 2015 | 214 | +8.11 | +3.94% | Dec 31, 2015 |
| Q3 2015 | 213 | +4.37 | +2.1% | Sep 30, 2015 |
| Q2 2015 | 207 | -12.9 | -5.88% | Jun 30, 2015 |
| Q1 2015 | 204 | -24 | -10.5% | Mar 31, 2015 |
| Q4 2014 | 206 | -25.8 | -11.2% | Dec 31, 2014 |
| Q3 2014 | 208 | -25.1 | -10.7% | Sep 30, 2014 |
| Q2 2014 | 220 | -11.7 | -5.05% | Jun 30, 2014 |
| Q1 2014 | 228 | -6.25 | -2.67% | Mar 31, 2014 |
| Q4 2013 | 232 | -6.85 | -2.87% | Dec 31, 2013 |
| Q3 2013 | 234 | -8.3 | -3.43% | Sep 30, 2013 |
| Q2 2013 | 232 | -12.3 | -5.03% | Jun 30, 2013 |
| Q1 2013 | 235 | -5.03 | -2.1% | Mar 31, 2013 |
| Q4 2012 | 238 | +4.33 | +1.85% | Dec 31, 2012 |
| Q3 2012 | 242 | +9.11 | +3.92% | Sep 30, 2012 |
| Q2 2012 | 244 | +11 | +4.72% | Jun 30, 2012 |
| Q1 2012 | 240 | +4.27 | +1.82% | Mar 31, 2012 |
| Q4 2011 | 234 | Dec 31, 2011 | ||
| Q3 2011 | 233 | Sep 30, 2011 | ||
| Q2 2011 | 233 | Jun 30, 2011 | ||
| Q1 2011 | 235 | Mar 31, 2011 |