| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q4 2024 | 175 | -12.9 | -6.86% | Dec 31, 2024 |
| Q3 2024 | 180 | -8.21 | -4.37% | Sep 30, 2024 |
| Q2 2024 | 182 | -5.54 | -2.95% | Jun 30, 2024 |
| Q1 2024 | 185 | -0.96 | -0.52% | Mar 31, 2024 |
| Q4 2023 | 188 | +6.38 | +3.52% | Dec 31, 2023 |
| Q3 2023 | 188 | +12.2 | +6.93% | Sep 30, 2023 |
| Q2 2023 | 188 | +16.1 | +9.37% | Jun 30, 2023 |
| Q1 2023 | 186 | +15.7 | +9.24% | Mar 31, 2023 |
| Q4 2022 | 181 | +11.6 | +6.86% | Dec 31, 2022 |
| Q3 2022 | 176 | +4.08 | +2.38% | Sep 30, 2022 |
| Q2 2022 | 172 | -2.47 | -1.42% | Jun 30, 2022 |
| Q1 2022 | 170 | -5.31 | -3.03% | Mar 31, 2022 |
| Q4 2021 | 170 | -6.53 | -3.71% | Dec 31, 2021 |
| Q3 2021 | 172 | -3.61 | -2.06% | Sep 30, 2021 |
| Q2 2021 | 174 | +1.42 | +0.82% | Jun 30, 2021 |
| Q1 2021 | 176 | +3.62 | +2.11% | Mar 31, 2021 |
| Q4 2020 | 176 | +5.52 | +3.24% | Dec 31, 2020 |
| Q3 2020 | 175 | +3.39 | +1.97% | Sep 30, 2020 |
| Q2 2020 | 173 | -2.41 | -1.37% | Jun 30, 2020 |
| Q1 2020 | 172 | -6.8 | -3.81% | Mar 31, 2020 |
| Q4 2019 | 171 | -13.7 | -7.44% | Dec 31, 2019 |
| Q3 2019 | 172 | -15.1 | -8.06% | Sep 30, 2019 |
| Q2 2019 | 175 | -13.1 | -6.96% | Jun 30, 2019 |
| Q1 2019 | 179 | -10.1 | -5.36% | Mar 31, 2019 |
| Q4 2018 | 184 | -4.04 | -2.15% | Dec 31, 2018 |
| Q3 2018 | 187 | -0.55 | -0.29% | Sep 30, 2018 |
| Q2 2018 | 188 | -4.33 | -2.25% | Jun 30, 2018 |
| Q1 2018 | 189 | -9.74 | -4.91% | Mar 31, 2018 |
| Q4 2017 | 188 | -15.4 | -7.57% | Dec 31, 2017 |
| Q3 2017 | 188 | -14.8 | -7.29% | Sep 30, 2017 |
| Q2 2017 | 193 | -10.4 | -5.1% | Jun 30, 2017 |
| Q1 2017 | 199 | -4.49 | -2.21% | Mar 31, 2017 |
| Q4 2016 | 204 | -0.69 | -0.34% | Dec 31, 2016 |
| Q3 2016 | 202 | -9.51 | -4.49% | Sep 30, 2016 |
| Q2 2016 | 203 | -9.32 | -4.39% | Jun 30, 2016 |
| Q1 2016 | 203 | -11.5 | -5.38% | Mar 31, 2016 |
| Q4 2015 | 204 | -11.2 | -5.19% | Dec 31, 2015 |
| Q3 2015 | 212 | -5.39 | -2.48% | Sep 30, 2015 |
| Q2 2015 | 212 | -5.1 | -2.34% | Jun 30, 2015 |
| Q1 2015 | 215 | -0.41 | -0.19% | Mar 31, 2015 |
| Q4 2014 | 216 | +1.84 | +0.86% | Dec 31, 2014 |
| Q3 2014 | 217 | +5.16 | +2.43% | Sep 30, 2014 |
| Q2 2014 | 218 | +6.52 | +3.09% | Jun 30, 2014 |
| Q1 2014 | 215 | +3.84 | +1.82% | Mar 31, 2014 |
| Q4 2013 | 214 | +1.33 | +0.63% | Dec 31, 2013 |
| Q3 2013 | 212 | -0.48 | -0.23% | Sep 30, 2013 |
| Q2 2013 | 211 | -1.72 | -0.81% | Jun 30, 2013 |
| Q1 2013 | 211 | -4.05 | -1.88% | Mar 31, 2013 |
| Q4 2012 | 212 | -5.73 | -2.63% | Dec 31, 2012 |
| Q3 2012 | 213 | -11.6 | -5.17% | Sep 30, 2012 |
| Q2 2012 | 213 | -19.8 | -8.49% | Jun 30, 2012 |
| Q1 2012 | 215 | -25.1 | -10.5% | Mar 31, 2012 |
| Q4 2011 | 218 | Dec 31, 2011 | ||
| Q3 2011 | 224 | Sep 30, 2011 | ||
| Q2 2011 | 233 | Jun 30, 2011 | ||
| Q1 2011 | 240 | Mar 31, 2011 |