Giovanni Amelino-Camelia, "Doubly-Special Relativity: First Results and Key Open Problems." Int. J. Mod. Phys. D11 (2002) 1643. Online copy at http://arxiv.org/abs/gr-qc/0210063
... from 45 to 64, and 9.90% who are 65 years of age or older. The median age is 32 years. For every 100 females there are 98.60 males. For every 100 females age 18 and ...