https://phys.org/news/2019-01-apple-tim-cook-big.html

Apple's compensation committee cited the company's strong sales performance over the year in justifying the bonus.

"For 2018... we achieved net sales of $265.6 billion and operating income of $70.9 billion, each representing a year-over-year increase of 16 percent, and exceeding the 2018 maximum annual cash incentive program goals for both of those performance measures," the document said.