| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 143 | -20.8 | -12.7% | Jun 30, 2024 |
| Q1 2024 | 152 | -8.51 | -5.31% | Mar 31, 2024 |
| Q4 2023 | 159 | +1.03 | +0.65% | Dec 31, 2023 |
| Q3 2023 | 163 | +9.19 | +5.96% | Sep 30, 2023 |
| Q2 2023 | 163 | -6.48 | -3.82% | Jun 30, 2023 |
| Q1 2023 | 160 | -14.7 | -8.41% | Mar 31, 2023 |
| Q4 2022 | 157 | -24.7 | -13.5% | Dec 31, 2022 |
| Q3 2022 | 154 | -36.2 | -19% | Sep 30, 2022 |
| Q2 2022 | 170 | -1.03 | -0.6% | Jun 30, 2022 |
| Q1 2022 | 175 | +4.42 | +2.59% | Mar 31, 2022 |
| Q4 2021 | 182 | +10.1 | +5.85% | Dec 31, 2021 |
| Q3 2021 | 190 | +18.1 | +10.5% | Sep 30, 2021 |
| Q2 2021 | 171 | -5.09 | -2.89% | Jun 30, 2021 |
| Q1 2021 | 171 | -10.4 | -5.76% | Mar 31, 2021 |
| Q4 2020 | 172 | -13.9 | -7.45% | Dec 31, 2020 |
| Q3 2020 | 172 | -17.9 | -9.41% | Sep 30, 2020 |
| Q2 2020 | 176 | -15.8 | -8.23% | Jun 30, 2020 |
| Q1 2020 | 181 | -7.02 | -3.73% | Mar 31, 2020 |
| Q4 2019 | 186 | +0.3 | +0.16% | Dec 31, 2019 |
| Q3 2019 | 190 | +2.76 | +1.47% | Sep 30, 2019 |
| Q2 2019 | 192 | +4.38 | +2.34% | Jun 30, 2019 |
| Q1 2019 | 188 | -4.41 | -2.29% | Mar 31, 2019 |
| Q4 2018 | 186 | -8.02 | -4.14% | Dec 31, 2018 |
| Q3 2018 | 188 | -5.6 | -2.9% | Sep 30, 2018 |
| Q2 2018 | 187 | -8.29 | -4.24% | Jun 30, 2018 |
| Q1 2018 | 192 | +1.26 | +0.66% | Mar 31, 2018 |
| Q4 2017 | 194 | +5.93 | +3.16% | Dec 31, 2017 |
| Q3 2017 | 193 | +5.62 | +3% | Sep 30, 2017 |
| Q2 2017 | 196 | +12.6 | +6.86% | Jun 30, 2017 |
| Q1 2017 | 191 | +5.58 | +3.01% | Mar 31, 2017 |
| Q4 2016 | 188 | -5.06 | -2.63% | Dec 31, 2016 |
| Q3 2016 | 188 | -13.8 | -6.85% | Sep 30, 2016 |
| Q2 2016 | 183 | -31.5 | -14.7% | Jun 30, 2016 |
| Q1 2016 | 186 | -37.8 | -16.9% | Mar 31, 2016 |
| Q4 2015 | 193 | -34.1 | -15% | Dec 31, 2015 |
| Q3 2015 | 201 | -24.6 | -10.9% | Sep 30, 2015 |
| Q2 2015 | 215 | -10.6 | -4.7% | Jun 30, 2015 |
| Q1 2015 | 223 | -9.92 | -4.25% | Mar 31, 2015 |
| Q4 2014 | 227 | -15.5 | -6.39% | Dec 31, 2014 |
| Q3 2014 | 226 | -24.4 | -9.76% | Sep 30, 2014 |
| Q2 2014 | 225 | -28 | -11.1% | Jun 30, 2014 |
| Q1 2014 | 233 | -10.8 | -4.42% | Mar 31, 2014 |
| Q4 2013 | 242 | +5.71 | +2.41% | Dec 31, 2013 |
| Q3 2013 | 250 | +19.9 | +8.63% | Sep 30, 2013 |
| Q2 2013 | 253 | +20.3 | +8.74% | Jun 30, 2013 |
| Q1 2013 | 244 | -0.01 | 0% | Mar 31, 2013 |
| Q4 2012 | 237 | -27.2 | -10.3% | Dec 31, 2012 |
| Q3 2012 | 230 | -60 | -20.7% | Sep 30, 2012 |
| Q2 2012 | 233 | -81.4 | -25.9% | Jun 30, 2012 |
| Q1 2012 | 244 | -81.2 | -25% | Mar 31, 2012 |
| Q4 2011 | 264 | -72.7 | -21.6% | Dec 31, 2011 |
| Q3 2011 | 290 | Sep 30, 2011 | ||
| Q2 2011 | 314 | Jun 30, 2011 | ||
| Q1 2011 | 325 | Mar 31, 2011 | ||
| Q4 2010 | 336 | Dec 31, 2010 |