| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 165 | -11.7 | -6.63% | Sep 30, 2024 |
| Q2 2024 | 165 | -13.1 | -7.33% | Jun 30, 2024 |
| Q1 2024 | 168 | -8.91 | -5.03% | Mar 31, 2024 |
| Q4 2023 | 173 | -1.48 | -0.85% | Dec 31, 2023 |
| Q3 2023 | 177 | +7.9 | +4.68% | Sep 30, 2023 |
| Q2 2023 | 178 | +8.7 | +5.13% | Jun 30, 2023 |
| Q1 2023 | 177 | +7.55 | +4.45% | Mar 31, 2023 |
| Q4 2022 | 174 | +1.53 | +0.89% | Dec 31, 2022 |
| Q3 2022 | 169 | -11 | -6.1% | Sep 30, 2022 |
| Q2 2022 | 170 | -10.5 | -5.84% | Jun 30, 2022 |
| Q1 2022 | 170 | -15.9 | -8.58% | Mar 31, 2022 |
| Q4 2021 | 173 | -17.3 | -9.09% | Dec 31, 2021 |
| Q3 2021 | 180 | -13.5 | -6.99% | Sep 30, 2021 |
| Q2 2021 | 180 | -20.7 | -10.3% | Jun 30, 2021 |
| Q1 2021 | 185 | -21.1 | -10.2% | Mar 31, 2021 |
| Q4 2020 | 190 | -21.3 | -10.1% | Dec 31, 2020 |
| Q3 2020 | 193 | -21 | -9.78% | Sep 30, 2020 |
| Q2 2020 | 201 | -16 | -7.37% | Jun 30, 2020 |
| Q1 2020 | 207 | -9.6 | -4.44% | Mar 31, 2020 |
| Q4 2019 | 211 | -3.25 | -1.52% | Dec 31, 2019 |
| Q3 2019 | 214 | -3.54 | -1.62% | Sep 30, 2019 |
| Q2 2019 | 217 | -4.76 | -2.15% | Jun 30, 2019 |
| Q1 2019 | 216 | -9.83 | -4.35% | Mar 31, 2019 |
| Q4 2018 | 214 | -13 | -5.71% | Dec 31, 2018 |
| Q3 2018 | 218 | -4.56 | -2.05% | Sep 30, 2018 |
| Q2 2018 | 222 | +1.99 | +0.91% | Jun 30, 2018 |
| Q1 2018 | 226 | +5.96 | +2.71% | Mar 31, 2018 |
| Q4 2017 | 227 | +4.31 | +1.93% | Dec 31, 2017 |
| Q3 2017 | 223 | -4.11 | -1.81% | Sep 30, 2017 |
| Q2 2017 | 220 | -8.4 | -3.68% | Jun 30, 2017 |
| Q1 2017 | 220 | -9.55 | -4.16% | Mar 31, 2017 |
| Q4 2016 | 223 | -5.06 | -2.22% | Dec 31, 2016 |
| Q3 2016 | 227 | -2.51 | -1.1% | Sep 30, 2016 |
| Q2 2016 | 228 | +0.47 | +0.21% | Jun 30, 2016 |
| Q1 2016 | 230 | +6.13 | +2.74% | Mar 31, 2016 |
| Q4 2015 | 228 | +6.69 | +3.02% | Dec 31, 2015 |
| Q3 2015 | 229 | +11.4 | +5.21% | Sep 30, 2015 |
| Q2 2015 | 228 | +10.6 | +4.89% | Jun 30, 2015 |
| Q1 2015 | 223 | +5.34 | +2.45% | Mar 31, 2015 |
| Q4 2014 | 221 | +1.56 | +0.71% | Dec 31, 2014 |
| Q3 2014 | 218 | -6.77 | -3.02% | Sep 30, 2014 |
| Q2 2014 | 217 | -12 | -5.22% | Jun 30, 2014 |
| Q1 2014 | 218 | -10.9 | -4.75% | Mar 31, 2014 |
| Q4 2013 | 220 | -6.14 | -2.72% | Dec 31, 2013 |
| Q3 2013 | 225 | -5.57 | -2.42% | Sep 30, 2013 |
| Q2 2013 | 229 | +9.48 | +4.32% | Jun 30, 2013 |
| Q1 2013 | 229 | +20 | +9.58% | Mar 31, 2013 |
| Q4 2012 | 226 | +27.4 | +13.8% | Dec 31, 2012 |
| Q3 2012 | 230 | +47.7 | +26.1% | Sep 30, 2012 |
| Q2 2012 | 220 | +57.4 | +35.4% | Jun 30, 2012 |
| Q1 2012 | 209 | +62 | +42.2% | Mar 31, 2012 |
| Q4 2011 | 199 | Dec 31, 2011 | ||
| Q3 2011 | 182 | Sep 30, 2011 | ||
| Q2 2011 | 162 | Jun 30, 2011 | ||
| Q1 2011 | 147 | Mar 31, 2011 |