This is hard to believe. I'm paying more than that for a household of 1. For 3 ppl, the typical comparison platforms quote EUR 900 p.a. as the cheapest option (3,500kWh estimate). At EUR 360,- a year, you'd get a mere 1000kWh which hardly supplies a fridge, lighting and cooking every now and then. The average price in Germany is close to 30ct per kWh, plus some kind of fixed base fee...