| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 122 | -2.24 | -1.81% | Jun 30, 2024 |
| Q1 2024 | 121 | -6.38 | -5% | Mar 31, 2024 |
| Q4 2023 | 120 | -12.3 | -9.33% | Dec 31, 2023 |
| Q3 2023 | 122 | -11.5 | -8.65% | Sep 30, 2023 |
| Q2 2023 | 124 | -8.94 | -6.73% | Jun 30, 2023 |
| Q1 2023 | 128 | -5.12 | -3.86% | Mar 31, 2023 |
| Q4 2022 | 132 | -4.48 | -3.28% | Dec 31, 2022 |
| Q3 2022 | 133 | -6.3 | -4.52% | Sep 30, 2022 |
| Q2 2022 | 133 | -5.66 | -4.09% | Jun 30, 2022 |
| Q1 2022 | 133 | -4.92 | -3.57% | Mar 31, 2022 |
| Q4 2021 | 137 | -4.05 | -2.88% | Dec 31, 2021 |
| Q3 2021 | 139 | -8.43 | -5.7% | Sep 30, 2021 |
| Q2 2021 | 139 | -20.3 | -12.8% | Jun 30, 2021 |
| Q1 2021 | 138 | -36.6 | -21% | Mar 31, 2021 |
| Q4 2020 | 141 | -35 | -19.9% | Dec 31, 2020 |
| Q3 2020 | 148 | -32.9 | -18.2% | Sep 30, 2020 |
| Q2 2020 | 159 | -27.9 | -15% | Jun 30, 2020 |
| Q1 2020 | 174 | -20.6 | -10.5% | Mar 31, 2020 |
| Q4 2019 | 176 | -31.3 | -15.1% | Dec 31, 2019 |
| Q3 2019 | 181 | -37.7 | -17.3% | Sep 30, 2019 |
| Q2 2019 | 187 | -42.5 | -18.5% | Jun 30, 2019 |
| Q1 2019 | 195 | -37.8 | -16.3% | Mar 31, 2019 |
| Q4 2018 | 207 | -31.7 | -13.3% | Dec 31, 2018 |
| Q3 2018 | 218 | -29.1 | -11.7% | Sep 30, 2018 |
| Q2 2018 | 229 | -25.3 | -9.95% | Jun 30, 2018 |
| Q1 2018 | 233 | -32.2 | -12.2% | Mar 31, 2018 |
| Q4 2017 | 239 | -34.6 | -12.7% | Dec 31, 2017 |
| Q3 2017 | 248 | -26.1 | -9.55% | Sep 30, 2017 |
| Q2 2017 | 254 | -25.5 | -9.12% | Jun 30, 2017 |
| Q1 2017 | 265 | -19.6 | -6.88% | Mar 31, 2017 |
| Q4 2016 | 273 | -20.4 | -6.94% | Dec 31, 2016 |
| Q3 2016 | 274 | -34.9 | -11.3% | Sep 30, 2016 |
| Q2 2016 | 280 | -34.1 | -10.9% | Jun 30, 2016 |
| Q1 2016 | 285 | -30.8 | -9.76% | Mar 31, 2016 |
| Q4 2015 | 294 | -20.2 | -6.43% | Dec 31, 2015 |
| Q3 2015 | 309 | -1.18 | -0.38% | Sep 30, 2015 |
| Q2 2015 | 314 | +7.83 | +2.56% | Jun 30, 2015 |
| Q1 2015 | 315 | +13.7 | +4.53% | Mar 31, 2015 |
| Q4 2014 | 314 | +3.36 | +1.08% | Dec 31, 2014 |
| Q3 2014 | 310 | -0.96 | -0.31% | Sep 30, 2014 |
| Q2 2014 | 306 | -10.6 | -3.35% | Jun 30, 2014 |
| Q1 2014 | 302 | -23.1 | -7.11% | Mar 31, 2014 |
| Q4 2013 | 310 | +5.43 | +1.78% | Dec 31, 2013 |
| Q3 2013 | 311 | +19.1 | +6.56% | Sep 30, 2013 |
| Q2 2013 | 317 | +37.2 | +13.3% | Jun 30, 2013 |
| Q1 2013 | 325 | +55.2 | +20.5% | Mar 31, 2013 |
| Q4 2012 | 305 | +0.86 | +0.28% | Dec 31, 2012 |
| Q3 2012 | 292 | -54.3 | -15.7% | Sep 30, 2012 |
| Q2 2012 | 280 | -112 | -28.6% | Jun 30, 2012 |
| Q1 2012 | 269 | -177 | -39.7% | Mar 31, 2012 |
| Q4 2011 | 304 | Dec 31, 2011 | ||
| Q3 2011 | 346 | Sep 30, 2011 | ||
| Q2 2011 | 392 | Jun 30, 2011 | ||
| Q1 2011 | 447 | Mar 31, 2011 |