As reported by Polskie Sieci Elektroenergetyczne, which is the transmission operator of electricity, on December 1, 2020, the installed capacity of photovoltaics in the Polish power system was exactly 3,661.7 MW.
In November 2020, the photovoltaic capacity in the Polish system amounted to 3,420.379 MW, which means a 7% increase between it and December 2020. In contrast, between December 2019 and December 2020, the increase is 181.8%.
However, PSE made a reservation that these data were based on the information provided to it.