| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q1 2024 | 148 | +4.42 | +3.09% | Mar 31, 2024 | |
| Q4 2023 | 142 | -5.03 | -3.43% | Dec 31, 2023 | |
| Q3 2023 | 140 | -8.31 | -5.59% | Sep 30, 2023 | |
| Q2 2023 | 140 | -19.6 | -12.3% | Jun 30, 2023 | |
| Q1 2023 | 143 | -20.9 | -12.7% | Mar 31, 2023 | |
| Q4 2022 | 147 | -21.2 | -12.6% | Dec 31, 2022 | |
| Q3 2022 | 149 | -22.7 | -13.3% | Sep 30, 2022 | |
| Q2 2022 | 159 | -14.5 | -8.34% | Jun 30, 2022 | |
| Q1 2022 | 164 | -9.11 | -5.26% | Mar 31, 2022 | |
| Q4 2021 | 168 | -4.96 | -2.87% | Dec 31, 2021 | |
| Q3 2021 | 171 | -2.45 | -1.41% | Sep 30, 2021 | |
| Q2 2021 | 174 | +0.17 | +0.1% | Jun 30, 2021 | |
| Q1 2021 | 173 | -2.16 | -1.23% | Mar 31, 2021 | |
| Q4 2020 | 173 | -2.9 | -1.65% | Dec 31, 2020 | |
| Q3 2020 | 174 | +1.22 | +0.71% | Sep 30, 2020 | |
| Q2 2020 | 174 | +4.65 | +2.75% | Jun 30, 2020 | |
| Q1 2020 | 175 | +17 | +10.7% | Mar 31, 2020 | |
| Q4 2019 | 176 | +19.8 | +12.7% | Dec 31, 2019 | |
| Q3 2019 | 173 | +13.9 | +8.73% | Sep 30, 2019 | |
| Q2 2019 | 169 | +11.6 | +7.39% | Jun 30, 2019 | |
| Q1 2019 | 158 | -5.88 | -3.58% | Mar 31, 2019 | |
| Q4 2018 | 156 | -11.4 | -6.81% | Dec 31, 2018 | |
| Q3 2018 | 159 | -11.6 | -6.8% | Sep 30, 2018 | |
| Q2 2018 | 157 | -14.9 | -8.65% | Jun 30, 2018 | |
| Q1 2018 | 164 | -11.8 | -6.71% | Mar 31, 2018 | |
| Q4 2017 | 167 | -12.5 | -6.96% | Dec 31, 2017 | |
| Q3 2017 | 170 | -6.93 | -3.91% | Sep 30, 2017 | |
| Q2 2017 | 172 | -14.3 | -7.67% | Jun 30, 2017 | |
| Q1 2017 | 176 | -13.4 | -7.07% | Mar 31, 2017 | |
| Q4 2016 | 180 | -13.4 | -6.95% | Dec 31, 2016 | |
| Q3 2016 | 177 | -19.6 | -9.93% | Sep 30, 2016 | |
| Q2 2016 | 187 | -9.68 | -4.93% | Jun 30, 2016 | |
| Q1 2016 | 190 | -4.42 | -2.28% | Mar 31, 2016 | |
| Q4 2015 | 193 | +1.36 | +0.71% | Dec 31, 2015 | |
| Q3 2015 | 197 | +8.25 | +4.37% | Sep 30, 2015 | |
| Q2 2015 | 196 | +10.4 | +5.58% | Jun 30, 2015 | |
| Q1 2015 | 194 | +5.85 | +3.11% | Mar 31, 2015 | |
| Q4 2014 | 192 | +3.37 | +1.79% | Dec 31, 2014 | |
| Q3 2014 | 189 | +2.49 | +1.34% | Sep 30, 2014 | |
| Q2 2014 | 186 | +1.9 | +1.03% | Jun 30, 2014 | |
| Q1 2014 | 188 | +11.4 | +6.44% | Mar 31, 2014 | |
| Q4 2013 | 189 | +18.4 | +10.8% | Dec 31, 2013 | |
| Q3 2013 | 186 | +15.8 | +9.25% | Sep 30, 2013 | |
| Q2 2013 | 184 | +19 | +11.5% | Jun 30, 2013 | |
| Q1 2013 | 177 | +7.54 | +4.46% | Mar 31, 2013 | |
| Q4 2012 | 170 | -3.28 | -1.89% | Dec 31, 2012 | |
| Q3 2012 | 170 | -1.37 | -0.8% | Sep 30, 2012 | |
| Q2 2012 | 165 | -13.3 | -7.44% | Jun 30, 2012 | |
| Q1 2012 | 169 | -8.92 | -5.01% | Mar 31, 2012 | |
| Q4 2011 | 174 | -4.44 | -2.49% | Dec 31, 2011 | |
| Q3 2011 | 172 | Sep 30, 2011 | |||
| Q2 2011 | 178 | Jun 30, 2011 | |||
| Q1 2011 | 178 | Mar 31, 2011 | |||
| Q4 2010 | 178 | Dec 31, 2010 |