Bill > > The data is hard to interpret. Could you append it with some distributional > data? Sorry - I've only got news media reports at present. Bill Rosenberg /-------------------------------------------------------------------------\ | Bill Rosenberg, Systems Manager, Centre for Computing and Biometrics, | | P. O. Box 84, Lincoln University, Canterbury, New Zealand. | | [EMAIL PROTECTED] Phone:(64)(03)3252-811 Fax:(64)(03)3253-865 | \-------------------------------------------------------------------------/