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 ## About
 
 Prometheus Agent that collects vaccination data in Ontario and exposes it
+
+## Data
+
+Covid Data for Ontario is retreived via the [Ontario Data Catalogue](data.ontario.ca/) which is retrieved hourly
+
+### Poulation Data
+
+We are using the population data from [Statistics Canada for Ontario 2020](https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1710000501&pickMembers%5B0%5D=1.7&pickMembers%5B1%5D=2.1&cubeTimeFrame.startYear=2020&cubeTimeFrame.endYear=2020&referencePeriods=20200101%2C20200101)
+
 ## Running:
 
 ```bash