A hardware store in Florida sells a standard shell for homeowners. Over the past two years the sales data is as follows: Seasonal shovel demand for Spring is year 1 = 110, year 2 = 125; Summer is year 1 = 100, year 2 = 115; Fall is year 1 = 85, year 2 = 95; Winter is year 1 = 80, year 2 = 80. Total demand year 1 is 375 and year 2 is 415. Based on the growth in the past and a forecast for the economy is projected that 430 shovels will be needed in Year 3, prepare a seasonal forecast.