| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 172 | -5.26 | -2.98% | Jun 30, 2024 |
| Q1 2024 | 171 | -3.15 | -1.81% | Mar 31, 2024 |
| Q4 2023 | 172 | -0.25 | -0.15% | Dec 31, 2023 |
| Q3 2023 | 175 | +3.59 | +2.09% | Sep 30, 2023 |
| Q2 2023 | 177 | +9.94 | +5.96% | Jun 30, 2023 |
| Q1 2023 | 175 | +10.9 | +6.63% | Mar 31, 2023 |
| Q4 2022 | 172 | +12.7 | +7.96% | Dec 31, 2022 |
| Q3 2022 | 172 | +14.7 | +9.36% | Sep 30, 2022 |
| Q2 2022 | 167 | -0.23 | -0.14% | Jun 30, 2022 |
| Q1 2022 | 164 | -12.2 | -6.94% | Mar 31, 2022 |
| Q4 2021 | 159 | -33.6 | -17.4% | Dec 31, 2021 |
| Q3 2021 | 157 | -29.4 | -15.8% | Sep 30, 2021 |
| Q2 2021 | 167 | -11.7 | -6.53% | Jun 30, 2021 |
| Q1 2021 | 176 | +5.71 | +3.36% | Mar 31, 2021 |
| Q4 2020 | 193 | +27.3 | +16.5% | Dec 31, 2020 |
| Q3 2020 | 187 | +17.1 | +10.1% | Sep 30, 2020 |
| Q2 2020 | 179 | +8.73 | +5.13% | Jun 30, 2020 |
| Q1 2020 | 170 | -4.29 | -2.46% | Mar 31, 2020 |
| Q4 2019 | 165 | -13.4 | -7.48% | Dec 31, 2019 |
| Q3 2019 | 170 | -10.2 | -5.68% | Sep 30, 2019 |
| Q2 2019 | 170 | -8.72 | -4.88% | Jun 30, 2019 |
| Q1 2019 | 174 | -2.39 | -1.35% | Mar 31, 2019 |
| Q4 2018 | 179 | +5.66 | +3.27% | Dec 31, 2018 |
| Q3 2018 | 180 | +6.17 | +3.56% | Sep 30, 2018 |
| Q2 2018 | 179 | +4.37 | +2.51% | Jun 30, 2018 |
| Q1 2018 | 177 | -2.27 | -1.27% | Mar 31, 2018 |
| Q4 2017 | 173 | -12.9 | -6.95% | Dec 31, 2017 |
| Q3 2017 | 174 | -18.6 | -9.69% | Sep 30, 2017 |
| Q2 2017 | 174 | -30.7 | -14.9% | Jun 30, 2017 |
| Q1 2017 | 179 | -39.5 | -18% | Mar 31, 2017 |
| Q4 2016 | 186 | -38.2 | -17% | Dec 31, 2016 |
| Q3 2016 | 192 | -43.3 | -18.4% | Sep 30, 2016 |
| Q2 2016 | 205 | -37.1 | -15.3% | Jun 30, 2016 |
| Q1 2016 | 219 | -18.6 | -7.83% | Mar 31, 2016 |
| Q4 2015 | 224 | -19.1 | -7.85% | Dec 31, 2015 |
| Q3 2015 | 235 | -3.21 | -1.35% | Sep 30, 2015 |
| Q2 2015 | 242 | +3.69 | +1.55% | Jun 30, 2015 |
| Q1 2015 | 237 | -11.7 | -4.71% | Mar 31, 2015 |
| Q4 2014 | 243 | -13.7 | -5.31% | Dec 31, 2014 |
| Q3 2014 | 239 | -28.7 | -10.7% | Sep 30, 2014 |
| Q2 2014 | 238 | -37.9 | -13.7% | Jun 30, 2014 |
| Q1 2014 | 249 | -35.3 | -12.4% | Mar 31, 2014 |
| Q4 2013 | 257 | -36.4 | -12.4% | Dec 31, 2013 |
| Q3 2013 | 267 | -29 | -9.78% | Sep 30, 2013 |
| Q2 2013 | 276 | -23.9 | -7.95% | Jun 30, 2013 |
| Q1 2013 | 284 | -18.1 | -5.98% | Mar 31, 2013 |
| Q4 2012 | 293 | Dec 31, 2012 | ||
| Q3 2012 | 296 | Sep 30, 2012 | ||
| Q2 2012 | 300 | Jun 30, 2012 | ||
| Q1 2012 | 302 | Mar 31, 2012 |