Annual data on orders and other characteristics from 1953 forward can be found in EIA's Annual Energy Review 1998, Tables 9.1 and 9.2.) Although most orders were placed by electric utilities, several units are or were ordered, owned, and operated wholly or in part by the Federal government, including BONUS (Boiling Nuclear Superheater Power Station), Elk River,
Experimental Breeder Reactor 2, Hallam, Hanford N, Piqua, and Shippingport.