| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2023 | 191 | +32 | +20.2% | Sep 30, 2023 |
| Q2 2023 | 181 | +20.7 | +13% | Jun 30, 2023 |
| Q1 2023 | 167 | +1.39 | +0.84% | Mar 31, 2023 |
| Q4 2022 | 158 | -8.25 | -4.96% | Dec 31, 2022 |
| Q3 2022 | 159 | -0.77 | -0.48% | Sep 30, 2022 |
| Q2 2022 | 160 | +4.7 | +3.03% | Jun 30, 2022 |
| Q1 2022 | 165 | +14.3 | +9.51% | Mar 31, 2022 |
| Q4 2021 | 166 | +19 | +12.9% | Dec 31, 2021 |
| Q3 2021 | 159 | +10.1 | +6.78% | Sep 30, 2021 |
| Q2 2021 | 155 | +7.15 | +4.83% | Jun 30, 2021 |
| Q1 2021 | 151 | +3.79 | +2.58% | Mar 31, 2021 |
| Q4 2020 | 147 | +0.14 | +0.1% | Dec 31, 2020 |
| Q3 2020 | 149 | +1.98 | +1.35% | Sep 30, 2020 |
| Q2 2020 | 148 | -2.13 | -1.42% | Jun 30, 2020 |
| Q1 2020 | 147 | -3.25 | -2.16% | Mar 31, 2020 |
| Q4 2019 | 147 | -7.14 | -4.62% | Dec 31, 2019 |
| Q3 2019 | 147 | -9.77 | -6.22% | Sep 30, 2019 |
| Q2 2019 | 150 | -7.41 | -4.7% | Jun 30, 2019 |
| Q1 2019 | 150 | -7.8 | -4.94% | Mar 31, 2019 |
| Q4 2018 | 154 | +1.28 | +0.84% | Dec 31, 2018 |
| Q3 2018 | 157 | +8.73 | +5.89% | Sep 30, 2018 |
| Q2 2018 | 158 | +13.2 | +9.15% | Jun 30, 2018 |
| Q1 2018 | 158 | +18 | +12.8% | Mar 31, 2018 |
| Q4 2017 | 153 | +8.43 | +5.82% | Dec 31, 2017 |
| Q3 2017 | 148 | +2.53 | +1.74% | Sep 30, 2017 |
| Q2 2017 | 144 | -0.59 | -0.41% | Jun 30, 2017 |
| Q1 2017 | 140 | -8.04 | -5.43% | Mar 31, 2017 |
| Q4 2016 | 145 | +0.33 | +0.23% | Dec 31, 2016 |
| Q3 2016 | 146 | +0.71 | +0.49% | Sep 30, 2016 |
| Q2 2016 | 145 | -0.37 | -0.26% | Jun 30, 2016 |
| Q1 2016 | 148 | -1.75 | -1.17% | Mar 31, 2016 |
| Q4 2015 | 144 | -5.14 | -3.44% | Dec 31, 2015 |
| Q3 2015 | 145 | -2.31 | -1.57% | Sep 30, 2015 |
| Q2 2015 | 145 | -0.24 | -0.17% | Jun 30, 2015 |
| Q1 2015 | 150 | +9.76 | +6.97% | Mar 31, 2015 |
| Q4 2014 | 150 | +9.26 | +6.6% | Dec 31, 2014 |
| Q3 2014 | 147 | +5.44 | +3.83% | Sep 30, 2014 |
| Q2 2014 | 146 | -0.53 | -0.36% | Jun 30, 2014 |
| Q1 2014 | 140 | -13.9 | -9.04% | Mar 31, 2014 |
| Q4 2013 | 140 | -24.1 | -14.7% | Dec 31, 2013 |
| Q3 2013 | 142 | -28.3 | -16.6% | Sep 30, 2013 |
| Q2 2013 | 146 | -30.4 | -17.2% | Jun 30, 2013 |
| Q1 2013 | 154 | -27.3 | -15% | Mar 31, 2013 |
| Q4 2012 | 164 | -11.1 | -6.31% | Dec 31, 2012 |
| Q3 2012 | 170 | -1.92 | -1.12% | Sep 30, 2012 |
| Q2 2012 | 176 | +4.95 | +2.89% | Jun 30, 2012 |
| Q1 2012 | 181 | +9.37 | +5.45% | Mar 31, 2012 |
| Q4 2011 | 175 | +4.7 | +2.75% | Dec 31, 2011 |
| Q3 2011 | 172 | Sep 30, 2011 | ||
| Q2 2011 | 172 | Jun 30, 2011 | ||
| Q1 2011 | 172 | Mar 31, 2011 | ||
| Q4 2010 | 171 | Dec 31, 2010 |