The data breaks down the number of positive covid-19 cases per 100,000 people, according to council area.
Speaking on Good Morning Scotland this morning Professor Leitch said: “Delta is really hard. You can see it around the world causing problems, so we are concerned.
"A big percentage [of people testing positive] are under 40 so that means the harm is not as significant.
"But people are still harmed by this virus.”
Here are the 11 areas in Scotland with the most new coronavirus cases between August 14 and August 20.
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Here are the 11 areas of Scotland with the highest Covid rates as health bosses warn of rising case numbers. Photo: JPIMedia
. West Dunbartonshire
West Dunbartonshire recorded 541 positive cases in the last seven days, this was a rate of 612.4 cases per 100,000 people. Photo: Google
1. West Dunbartonshire
West Dunbartonshire recorded 541 positive cases in the last seven days, this was a rate of 612.4 cases per 100,000 people. Photo: Google
2. Dumfries and Galloway
In the last seven days Dumfries and Galloway recorded 866 new cases which was a rate of 584.0 cases per 100,000 people. Photo: Google
3. East Renfrewshire
East Renfrewshire recorded a case rate of 560.1 cases per 100,000 people last week. This was 538 new cases in total. Photo: Google
4. East Dunbartonshire
East Dunbartonshire recorded 562 cases of Covid-19 last week. This was a case rate of 516.8 per 100,000 people. Photo: Google