select time_by_day.the_year as c0, product_class.product_family as c1, customer.state_province as c2, customer.gender as c3, count(distinct sales_fact_1997.customer_id) as m0 from time_by_day as time_by_day, sales_fact_1997 as sales_fact_1997, product_class as product_class, product as product, customer as customer where sales_fact_1997.time_id = time_by_day.time_id and time_by_day.the_year = 1997 and sales_fact_1997.product_id = product.product_id and product.product_class_id = product_class.product_class_id and sales_fact_1997.customer_id = customer.customer_id and customer.state_province in ('CA', 'OR', 'WA') group by time_by_day.the_year, product_class.product_family, customer.state_province, customer.gender;