| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 170 | -13.7 | -7.46% | Jun 30, 2024 |
| Q1 2024 | 190 | +10.1 | +5.6% | Mar 31, 2024 |
| Q4 2023 | 193 | +16.6 | +9.45% | Dec 31, 2023 |
| Q3 2023 | 193 | +14.1 | +7.86% | Sep 30, 2023 |
| Q2 2023 | 184 | +2.41 | +1.33% | Jun 30, 2023 |
| Q1 2023 | 180 | -2.79 | -1.53% | Mar 31, 2023 |
| Q4 2022 | 176 | -10.5 | -5.64% | Dec 31, 2022 |
| Q3 2022 | 179 | -6.99 | -3.75% | Sep 30, 2022 |
| Q2 2022 | 182 | -6.69 | -3.55% | Jun 30, 2022 |
| Q1 2022 | 182 | -4.95 | -2.64% | Mar 31, 2022 |
| Q4 2021 | 187 | +5.31 | +2.93% | Dec 31, 2021 |
| Q3 2021 | 186 | +11.4 | +6.5% | Sep 30, 2021 |
| Q2 2021 | 188 | +19.7 | +11.7% | Jun 30, 2021 |
| Q1 2021 | 187 | +23.3 | +14.2% | Mar 31, 2021 |
| Q4 2020 | 181 | +12.4 | +7.34% | Dec 31, 2020 |
| Q3 2020 | 175 | +5.27 | +3.11% | Sep 30, 2020 |
| Q2 2020 | 169 | +0.81 | +0.48% | Jun 30, 2020 |
| Q1 2020 | 164 | -1.37 | -0.83% | Mar 31, 2020 |
| Q4 2019 | 169 | +8.8 | +5.5% | Dec 31, 2019 |
| Q3 2019 | 170 | +10.4 | +6.55% | Sep 30, 2019 |
| Q2 2019 | 168 | +7.71 | +4.82% | Jun 30, 2019 |
| Q1 2019 | 165 | +0.94 | +0.57% | Mar 31, 2019 |
| Q4 2018 | 160 | -10.4 | -6.1% | Dec 31, 2018 |
| Q3 2018 | 159 | -14.6 | -8.39% | Sep 30, 2018 |
| Q2 2018 | 160 | -15.1 | -8.64% | Jun 30, 2018 |
| Q1 2018 | 164 | -3.95 | -2.35% | Mar 31, 2018 |
| Q4 2017 | 170 | +10.8 | +6.79% | Dec 31, 2017 |
| Q3 2017 | 174 | +19.8 | +12.9% | Sep 30, 2017 |
| Q2 2017 | 175 | +16.4 | +10.3% | Jun 30, 2017 |
| Q1 2017 | 168 | -4.15 | -2.41% | Mar 31, 2017 |
| Q4 2016 | 160 | -29.3 | -15.5% | Dec 31, 2016 |
| Q3 2016 | 154 | -46.6 | -23.2% | Sep 30, 2016 |
| Q2 2016 | 159 | -46.9 | -22.8% | Jun 30, 2016 |
| Q1 2016 | 172 | -37.1 | -17.7% | Mar 31, 2016 |
| Q4 2015 | 189 | -22.6 | -10.7% | Dec 31, 2015 |
| Q3 2015 | 201 | -11.4 | -5.39% | Sep 30, 2015 |
| Q2 2015 | 206 | -4.19 | -2% | Jun 30, 2015 |
| Q1 2015 | 210 | +5.16 | +2.52% | Mar 31, 2015 |
| Q4 2014 | 212 | +12.3 | +6.17% | Dec 31, 2014 |
| Q3 2014 | 212 | +15 | +7.61% | Sep 30, 2014 |
| Q2 2014 | 210 | +13.7 | +6.98% | Jun 30, 2014 |
| Q1 2014 | 204 | +9.86 | +5.07% | Mar 31, 2014 |
| Q4 2013 | 199 | +5.67 | +2.93% | Dec 31, 2013 |
| Q3 2013 | 197 | +2.61 | +1.34% | Sep 30, 2013 |
| Q2 2013 | 196 | +15.4 | +8.51% | Jun 30, 2013 |
| Q1 2013 | 195 | +26.2 | +15.5% | Mar 31, 2013 |
| Q4 2012 | 194 | +32.3 | +20% | Dec 31, 2012 |
| Q3 2012 | 194 | +40.2 | +26.1% | Sep 30, 2012 |
| Q2 2012 | 181 | +23.9 | +15.2% | Jun 30, 2012 |
| Q1 2012 | 168 | +7.46 | +4.64% | Mar 31, 2012 |
| Q4 2011 | 161 | Dec 31, 2011 | ||
| Q3 2011 | 154 | Sep 30, 2011 | ||
| Q2 2011 | 157 | Jun 30, 2011 | ||
| Q1 2011 | 161 | Mar 31, 2011 |