I found it especially confusing how certain numbers were presented as the 2019-2021 delta and others the 2020-2021 delta without any way of seeing all the data

I found it especially confusing how certain numbers were presented as the 2019-2021 delta and others the 2020-2021 delta without any way of seeing all the data together. Thanks for linking to the original source as when I looked for it last night I found it difficult to find.