| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 162 | -0.87 | -0.53% | Sep 30, 2024 |
| Q2 2024 | 164 | +1.44 | +0.89% | Jun 30, 2024 |
| Q1 2024 | 162 | -2.38 | -1.45% | Mar 31, 2024 |
| Q4 2023 | 162 | -1.38 | -0.84% | Dec 31, 2023 |
| Q3 2023 | 163 | +0.89 | +0.55% | Sep 30, 2023 |
| Q2 2023 | 162 | +0.06 | +0.04% | Jun 30, 2023 |
| Q1 2023 | 165 | +5.28 | +3.31% | Mar 31, 2023 |
| Q4 2022 | 164 | +3.86 | +2.41% | Dec 31, 2022 |
| Q3 2022 | 162 | +2.77 | +1.74% | Sep 30, 2022 |
| Q2 2022 | 162 | +5.81 | +3.72% | Jun 30, 2022 |
| Q1 2022 | 159 | +1.89 | +1.2% | Mar 31, 2022 |
| Q4 2021 | 160 | -0.48 | -0.3% | Dec 31, 2021 |
| Q3 2021 | 159 | -5.35 | -3.25% | Sep 30, 2021 |
| Q2 2021 | 156 | -11.6 | -6.9% | Jun 30, 2021 |
| Q1 2021 | 158 | -8.87 | -5.33% | Mar 31, 2021 |
| Q4 2020 | 160 | -4.63 | -2.81% | Dec 31, 2020 |
| Q3 2020 | 165 | -2.13 | -1.28% | Sep 30, 2020 |
| Q2 2020 | 168 | -4.42 | -2.57% | Jun 30, 2020 |
| Q1 2020 | 166 | -13.1 | -7.32% | Mar 31, 2020 |
| Q4 2019 | 165 | -18.1 | -9.87% | Dec 31, 2019 |
| Q3 2019 | 167 | -14.5 | -8.01% | Sep 30, 2019 |
| Q2 2019 | 172 | -8.21 | -4.55% | Jun 30, 2019 |
| Q1 2019 | 180 | +4.46 | +2.55% | Mar 31, 2019 |
| Q4 2018 | 183 | +12.1 | +7.06% | Dec 31, 2018 |
| Q3 2018 | 181 | +7.55 | +4.34% | Sep 30, 2018 |
| Q2 2018 | 180 | +6.48 | +3.72% | Jun 30, 2018 |
| Q1 2018 | 175 | -2.8 | -1.57% | Mar 31, 2018 |
| Q4 2017 | 171 | -12.3 | -6.72% | Dec 31, 2017 |
| Q3 2017 | 174 | -23.5 | -11.9% | Sep 30, 2017 |
| Q2 2017 | 174 | -51.8 | -22.9% | Jun 30, 2017 |
| Q1 2017 | 178 | -72.1 | -28.8% | Mar 31, 2017 |
| Q4 2016 | 183 | -108 | -37% | Dec 31, 2016 |
| Q3 2016 | 197 | -84.9 | -30.1% | Sep 30, 2016 |
| Q2 2016 | 226 | -7.78 | -3.33% | Jun 30, 2016 |
| Q1 2016 | 250 | +37.1 | +17.4% | Mar 31, 2016 |
| Q4 2015 | 291 | +90.4 | +45.1% | Dec 31, 2015 |
| Q3 2015 | 282 | +91.1 | +47.7% | Sep 30, 2015 |
| Q2 2015 | 234 | +40.2 | +20.8% | Jun 30, 2015 |
| Q1 2015 | 213 | +12.6 | +6.31% | Mar 31, 2015 |
| Q4 2014 | 201 | -4.2 | -2.05% | Dec 31, 2014 |
| Q3 2014 | 191 | -4.5 | -2.3% | Sep 30, 2014 |
| Q2 2014 | 193 | +5.85 | +3.12% | Jun 30, 2014 |
| Q1 2014 | 200 | +19.6 | +10.9% | Mar 31, 2014 |
| Q4 2013 | 205 | +34.7 | +20.4% | Dec 31, 2013 |
| Q3 2013 | 195 | +17.4 | +9.75% | Sep 30, 2013 |
| Q2 2013 | 188 | +5.34 | +2.93% | Jun 30, 2013 |
| Q1 2013 | 181 | +7.45 | +4.3% | Mar 31, 2013 |
| Q4 2012 | 170 | +8.98 | +5.58% | Dec 31, 2012 |
| Q3 2012 | 178 | +30.7 | +20.8% | Sep 30, 2012 |
| Q2 2012 | 182 | +44.6 | +32.4% | Jun 30, 2012 |
| Q1 2012 | 173 | +33.7 | +24.2% | Mar 31, 2012 |
| Q4 2011 | 161 | Dec 31, 2011 | ||
| Q3 2011 | 147 | Sep 30, 2011 | ||
| Q2 2011 | 138 | Jun 30, 2011 | ||
| Q1 2011 | 139 | Mar 31, 2011 |