John earned $4000 at the age of 32 in 1945. His son, David, earned $29000 at the age of 32. in 1975. David's daughter, Lis, earned $60000 at the age of 32 in 2005. the CPI was 9.8 in 1945, 43.3 in 1975, abd 107.2 in 2005. Who earned more at the age of 32?