The Color-Sensitive Cones. In 1965 came experimental confirmation of a long expected result - there are three types of color-sensitive cones in the retina of the human eye, corresponding roughly to red, green, and blue sensitive detectors.
Most PGA Tour caddies make between $1000 and $1500 per week, but they also make a percentage of what the player wins in the tournaments. This usually equates to 5 percent of any finish outside the top 10. Players breaking into the top 10, but not winning, will share 7 percent of their prize with their caddies.
By Patrick Cameron. As of 2009, the best caddies in the business make $1,000 per week plus 5 percent of the tournament purse. They make 7 percent with a top 10 finish, and 10 percent for a victory.y Patrick Cameron. As of 2009, the best caddies in the business make $1,000 per week plus 5 percent of the tournament purse. They make 7 percent with a top 10 finish, and 10 percent for a victory.