George Kyparisis owns a company that manufactures sailboats. Actual demand for George's sailboats during each of the past four seasons was as follows: Year Season Winter 1 2 3 4 1,440 1,240 1,080 960 Spring 1,500 1,440 1,600 1,500 Summer Fall 1,040 2,120 2,040 1,960 600 810 670 520 George has forecasted that annual demand for his sailboats in year 5 will equal 5,600 sailboats. Based on the given data and using the seasonal model, the demand level for George's sailboats in the spring of year 5 will be intermediate calculations to two decimal places). sailboats (enter your final answer as a whole number and round all