Covid-19 numbers are looking better with each passing week. On Tuesday, March 2, Putnam’s 7-day infection rate was 15.69 cases per 100,000 population, the lowest that it has been since mid-October. In the first week of January, Putnam’s 7-day infection rate hit a high at 61.75, four times greater than Tuesday’s rate.

The 7-day infection rate can be predicted by earlier trends in active case numbers. Putnam’s active case numbers hit a high on December…