| Quarter | Global | United States | United Kingdom |
|---|---|---|---|
| 2014 Q4% | 10.43% | 10.78% | 10.23% |
| 2015 Q1% | 9.28% | 9.45% | 10.75% |
| 2015 Q2% | 9.69% | 9.84% | 11.6% |
| 2015 Q3% | 9.73% | 9.89% | 11.61% |
| 2015 Q4% | 11.06% | 11.16% | 13.25% |
| 2016 Q1% | 9.64% | 9.16% | 13.77% |
| 2016 Q2% | 9.81% | 9.06% | 14.99% |
| 2016 Q3% | 9.29% | 8.46% | 16.07% |
| 2016 Q4% | 9.93% | 8.94% | 17.16% |
| 2017 Q1% | 9.03% | 8.04% | 16.64% |
| 2017 Q2% | 10.20% | 8.66% | 16.27% |
| 2017 Q3% | 9.94% | 8.59% | 15.69% |
| 2017 Q4% | 10.66% | 9.52% | 15.15% |
| 2018 Q1% | 10.09% | 8.87% | 15.49% |
| 2018 Q2% | 11.52% | 11.11% | 18.68% |
| 2018 Q3% | 11.94% | 11.49% | 19.05% |
| 2018 Q4% | 13.07% | 12.90% | 17.26% |
| 2019 Q1% | 11.63% | 11.36% | 15.89% |
| 2019 Q2% | 11.87% | 11.60% | 16.55% |
Source: Monetate