Whereas in 1990, in one research, 50% of purchasers had been twenty five decades or more youthful, by 2001 the proportion was 15%. Clients across European usage rooms are characterised by hefty injecting drug use, a continual use of illicit medication and deriving from a poorer demographic. In Episode 7, the agent from Japan Heavy Chemical Industries mockingly compares Evangelion Unit-01 to "a hysterical woman".