We are in similar situations. Pfizer doesn't appear to be very effective on Indian variant. 50% of the cases here have at least one jab of Pfizer /Moderna.
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https://www.straitstimes.com/singap...t-cluster-had-queued-at-popular-stores-for-30
Citing the example of the Bukit Merah View cluster, he said 32 per cent of cases have been vaccinated, but 50 per cent have yet to receive the vaccine.
The rest of the cases have either received just one dose of the vaccine, or have not yet derived the full protection afforded by the vaccination's two doses