George Kyparisis owns a company that manufactures sailboats. Actual demand for George's sailboats during each of the past four seasons was as follows: Season Winter Year 1 2 3 4 1,480 1,200 1,080 920 Spring 1,560 1,440 1,640 1,580 Summer Fall 1,020 2,100 2,040 1,900 680 750 650 560 George has forecasted that annual demand for his sailboats in year 5 will equal 6,000 sailboats. Based on the given data and using the multiplicative seasonal model, the demand level for George's sailboats in the spring of year 5 will be Help mes sailboats (enter a whole number).