Flowers, a married taxpayer, purchased an annuity for $64,400 that will pay $700 per month over the life of Flowers and Flowers' spouse. At the time of purchase the couple's joint life expectancy was 23 years. Flowers received payment beginning April 1, year 1, amounting to $6,300 in the first year of the annuity contract. How much is includible in Flowers' gross income in the first year