| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 212 | -8.58 | -3.89% | Jun 30, 2024 |
| Q1 2024 | 214 | -5.55 | -2.53% | Mar 31, 2024 |
| Q4 2023 | 214 | -2.87 | -1.32% | Dec 31, 2023 |
| Q3 2023 | 222 | +6.55 | +3.04% | Sep 30, 2023 |
| Q2 2023 | 221 | +9.77 | +4.64% | Jun 30, 2023 |
| Q1 2023 | 219 | +11.2 | +5.4% | Mar 31, 2023 |
| Q4 2022 | 217 | +10.2 | +4.93% | Dec 31, 2022 |
| Q3 2022 | 216 | +14.9 | +7.45% | Sep 30, 2022 |
| Q2 2022 | 211 | +10.9 | +5.45% | Jun 30, 2022 |
| Q1 2022 | 208 | +8.22 | +4.11% | Mar 31, 2022 |
| Q4 2021 | 207 | +6.35 | +3.17% | Dec 31, 2021 |
| Q3 2021 | 201 | -7.1 | -3.42% | Sep 30, 2021 |
| Q2 2021 | 200 | -10.1 | -4.82% | Jun 30, 2021 |
| Q1 2021 | 200 | -10.2 | -4.84% | Mar 31, 2021 |
| Q4 2020 | 200 | -9.02 | -4.31% | Dec 31, 2020 |
| Q3 2020 | 208 | -4.62 | -2.18% | Sep 30, 2020 |
| Q2 2020 | 210 | +11.8 | +5.97% | Jun 30, 2020 |
| Q1 2020 | 210 | +11.6 | +5.82% | Mar 31, 2020 |
| Q4 2019 | 209 | +11.1 | +5.62% | Dec 31, 2019 |
| Q3 2019 | 212 | +15.8 | +8.02% | Sep 30, 2019 |
| Q2 2019 | 198 | -19.5 | -8.95% | Jun 30, 2019 |
| Q1 2019 | 199 | -22.6 | -10.2% | Mar 31, 2019 |
| Q4 2018 | 198 | -25.5 | -11.4% | Dec 31, 2018 |
| Q3 2018 | 197 | -31.5 | -13.8% | Sep 30, 2018 |
| Q2 2018 | 218 | -16.3 | -6.95% | Jun 30, 2018 |
| Q1 2018 | 221 | -13.3 | -5.69% | Mar 31, 2018 |
| Q4 2017 | 224 | -12.6 | -5.32% | Dec 31, 2017 |
| Q3 2017 | 228 | -10.6 | -4.42% | Sep 30, 2017 |
| Q2 2017 | 234 | -4.59 | -1.93% | Jun 30, 2017 |
| Q1 2017 | 235 | -13 | -5.26% | Mar 31, 2017 |
| Q4 2016 | 236 | -18.8 | -7.39% | Dec 31, 2016 |
| Q3 2016 | 239 | -21.3 | -8.19% | Sep 30, 2016 |
| Q2 2016 | 238 | -24.4 | -9.27% | Jun 30, 2016 |
| Q1 2016 | 248 | -7.29 | -2.86% | Mar 31, 2016 |
| Q4 2015 | 255 | +10.5 | +4.27% | Dec 31, 2015 |
| Q3 2015 | 260 | +22.5 | +9.46% | Sep 30, 2015 |
| Q2 2015 | 263 | +26.3 | +11.1% | Jun 30, 2015 |
| Q1 2015 | 255 | +19.1 | +8.09% | Mar 31, 2015 |
| Q4 2014 | 245 | +9.41 | +4% | Dec 31, 2014 |
| Q3 2014 | 237 | -2.87 | -1.19% | Sep 30, 2014 |
| Q2 2014 | 237 | +13.4 | +5.99% | Jun 30, 2014 |
| Q1 2014 | 236 | +33.5 | +16.6% | Mar 31, 2014 |
| Q4 2013 | 235 | +47.1 | +25.1% | Dec 31, 2013 |
| Q3 2013 | 240 | +68.2 | +39.6% | Sep 30, 2013 |
| Q2 2013 | 223 | +59.6 | +36.5% | Jun 30, 2013 |
| Q1 2013 | 202 | +32.3 | +19% | Mar 31, 2013 |
| Q4 2012 | 188 | +11.6 | +6.6% | Dec 31, 2012 |
| Q3 2012 | 172 | -34.3 | -16.6% | Sep 30, 2012 |
| Q2 2012 | 164 | -58.6 | -26.4% | Jun 30, 2012 |
| Q1 2012 | 170 | -32.5 | -16% | Mar 31, 2012 |
| Q4 2011 | 176 | Dec 31, 2011 | ||
| Q3 2011 | 206 | Sep 30, 2011 | ||
| Q2 2011 | 222 | Jun 30, 2011 | ||
| Q1 2011 | 203 | Mar 31, 2011 |