The оccupаtiоnаl heаlth service at Caterpillar Industries in Peоria is reviewing their records, and find that in fact, 3 patients, all of them electrical workers, were diagnosed with non-Hodgkins leukemia over the past year. Using the information from the previous question, what is the standardized morbidity ratio (SMR) for non-Hodgkins leukemia in these workers?