On 2nd July, PHE published data for Pillar 1+2 together, replacing earlier publication of just Pillar 1 data. This chart shows the effect of the change. Pillar 2 testing took a while to ramp up during April, so it offers no clear guide to progress of the epidemic. Equally the limited nature of Pillar 1 testing means it offers no clear guide to the true height of the peak or when it occurred in reality
