The calculator works out a rough vaccine queue range, with elderly and vulnerable people naturally closer to the front.
For example, an 82-year-old care home resident who has had to shield and has underlying health conditions has between zero and 482,474 people in front of them.
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Someone who falls into the young and healthy population will have much longer to wait.
A 31-year-old non-care home or healthcare worker without vulnerabilities has anywhere between 26,749,905 and 37,544,493 in front of them.
Source: Daily Express