In fact, the return over those years averaged 27 percent, and that figure does not include dividends.
Total returns have averaged 26 percent for the last 15 years, a record few companies in any industry can match, he said.
Its returns have averaged more than 30 percent a year.
Its annual return on investment since 1963 has averaged 21.5 percent.
Its annual return to shareholders has averaged about 17 percent over the last 15 years.
Its annual return on equity has averaged 19.7 percent in the last 10 years.
The company's return on equity has averaged 20.8 percent in the last decade, he said.
The firm said that its return on equity had averaged more than 25 percent in the last few years.
During this period, the industry's return on equity averaged 20.3 percent.
Its annual returns have averaged more than 38 percent, he said.