Why would we not look at the total subsidies over time? Here's the spending for Europe until 2007 [1], how much subsidies would have to be given to renewables to make up that difference? Here is some more data on hidden subsidies for later dates going to fossils and nuclear [2], but is not a comprehensive comparison of subsidies.

[1]https://upload.wikimedia.org/wikipedia/commons/0/06/Too_much... [2] https://www.euractiv.com/section/electricity/news/greenpeace...