I've noticed that many decent German TV productions (I'm talking about somewhat positive outliers here, like the best few Tatort episodes in a year) get scores

I've noticed that many decent German TV productions (I'm talking about somewhat positive outliers here, like the best few Tatort episodes in a year) get scores of 6 to 7 on IMDB - especially the ones that are only shown in Germany. So, the Netherlands and Germany are pretty similar about that.