Proportion (%) of race footage containing alcohol content in the 2018 and 2017 Championships
| 2018 Championship (%) | 2017 Championship (%) | P value | |
| Alcohol | |||
| Any alcohol content | 56 | 46 | <0.01 |
| Actual alcohol use | 1 | 1 | 1 |
| Implied alcohol use | 3 | 4 | 0.1498 |
| Other alcohol reference | 54 | 44 | <0.01 |
| Alcohol branding | 51 | 35 | <0.01 |
| Heineken | 35 | 13 | <0.01 |
| Heineken 0.0 | 3 | 14 | <0.01 |