The number of active cases of Mainers with COVID-19 surpassed 500 on Sunday.

There were no changes in Knox, Waldo, or Lincoln counties according to the May 10 update posted by the Maine Center for Disease Control and Prevention.

There were an additional 28 statewide cases of COVID-19 reported by the CDC Sunday, bringing the total number of cases since the outbreak began to 1,436.

There were an additional four recoveries, bringing that to 861.

There were no additional deaths, the count remains at 64 statewide since the first death March 27.

The number of active cases increased by 24 to 511 on Sunday. This is the most active cases since the outbreak began inĀ  March.

Maine CDC Director Dr. Nirav Shah said Tuesday that 269 of the confirmed cases of the new virus were contracted by health care workers.

The active Knox County cases remained at five on Sunday with 18 cases overall with 13 recoveries. Two Knox County residents have been hospitalized by the new virus.

Waldo County active cases remained at three on Sunday with 49 overall cases, 32 recoveries, and the 14 deaths. The cases and deaths have been largely concentrated at the Tall Pines long term care center in Belfast.

Lincoln County's active cases remained at three on Sunday with 15 cases and 12 recoveries.

The number of people hospitalized statewide with COVID-19 dropped to 36 on Sunday. Seventeen people are in critical care units and 10 of those people are on respirators.

The number of people who tested negative for the virus was 22,092 as of May 6.

Of the people who tested positive as of Sunday, the Maine CDC reports most were people in their 50s, which accounted for 282 of the confirmed cases since the outbreak started. There have been 232 people in their 60s, 220 in their 40s, 174 in their 70s, 168 who were 80 or older, 163 in their 30s, 157 in their 20s, and 40 who were younger than 20.

54% of the confirmed cases have been women and 46% men.