Without any awareness of relative pricing I'd have liked to see comparisons with nations who haven't had the well reported issues Germany has had, with negative

Without any awareness of relative pricing I'd have liked to see comparisons with nations who haven't had the well reported issues Germany has had, with negative prices and what seems a huge proportion of solar given their latitude - along with recent increases of using lignite. The "obvious" choices would seem to be Sweden, Iceland, Morocco, Denmark and UK. Perhaps China, or even Costa Rica who seem to have the world's most ambitious target - carbon free by 2021. I'm sure there's others progressing quickly.