Your link show the opposite of what you claim. According to the main graph. Nuclear generation is not more expensive than other sources.
Also the costs at the output of the generator is one thing, but what counts is actually the cost of the useful power used. And renewables puts a lot of extra cost on the grid.
Also the costs at the output of the generator is one thing, but what counts is actually the cost of the useful power used. And renewables puts a lot of extra cost on the grid.