However, the expected median size increased from 0.5 MW in 2010 to 1 MW in 2015 to 3 MW in 2020. In other words, the Chinese project of 200 MW skewed the mean in IEA/NEA (2015: p. 50). There appear to be many small, “large” PV projects and a few large “large” projects, most of which are being built outside OECD countries.