Policy Value Dictionary:
| 0 | no testing policy |
| 1 | only those who both (a) have symptoms AND (b) meet specific criteria (eg key workers, admitted to hospital, came into contact with a known case, returned from overseas) |
| 2 | testing of anyone showing Covid-19 symptoms |
| 3 | open public testing (eg "drive through" testing available to asymptomatic people) |