Python 3 Reading From File

Write a program that will read the contents of the file USPopulation.txt into a list, and calculate and display:

The average annual change in population during the time period 1950 - 1990 (inclusive)

The year with the greatest increase in population during the time period 1950 - 1990 (inclusive)

The year with the the smallest increase in population during the time period 1950 - 1990 (inclusive)

USPopulation.txt file lists the population, in thousands, of the United States during the years 1950 - 1990 (inclusive). The first line of the file is the population in year 1950, the second line the population in the year 1951 etc. Here is what is in the file:

151868

153982

156393

158956

161884

165069

168088

171187

174149

177135

179979

182992

185771

188483

191141

193526

195576

197457

199399

201385

203984

206827

209284

211357

213342

215465

217563

219760

222095

224567

227225

229466

231664

233792

235825

237924

240133

242289

244499

246819

249623