please can you help me with this question

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 G Season 1 Winter 1,480 Spring 1,560 Summer 1,040 Fall 680 2 1,280 1,420 2,100 770 3 4 1,080 960 1,600 1,540 2,020 1,900 650 520 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 multiplicative seasonal model, the demand level for George's sailboats in the spring of year 5 will be :l sailboats (enter a whole number)