4. Download Data from FRED and Analyze (a) From the FRED database download variable SPASTTOIUSM661N (Monthly data on Total Share Prices for All Shares for the United States). Method 1: Best and simplest is to do this from Stata using Stata addon command freduse. In Stata give command search freduse and click on SJ-6-3 st0110 1 (Software update for freduse) and then click on install. Then in Stata give command freduse SPASTTO1USM661N Method 2: Alternatively go to the FRED website and save the data as CSV (or XLS) and read this into Stata using the command import (b) Plot SPASTTO1USM661N over time. What sort of growth is this? (c) Create variable InSPA = In (SPASTTO1USM661N) over time. (d) Plot InSPA over time. What sort of growth does InSPA show? (e) Do you learn more from the plot in (d) than the plot in (b) regarding major movements in the stock market? Explain. (f) Given your plot in (d), approximately what is the annual proportionate change in stock prices over this period of time