Listed below are the current prices for the SIGMA Performance Index - Sales (in US dollars). Quantity pricing is based on the number of units ordered at the same time.

	Quantity Price 1-9: $75.00 each 10-24: $70.00 each 25-99: $62.00 each 100+: $55.00 each
Canadian customers: Please click here for Canadian pricing available from Research Psychologists Press, our exclusive Canadian affiliate.