The Ninth Amendment of the Bill of Rights was put into the United States Constitution on September 5, 1789 and was voted for by 9 out of 12 states on December 15, 1791.
An NHL referee makes anywhere between $110000 and $255000 a year. A linesman on the other hand makes $72000 up to $162000 a year. Hope this helped.
According to TheRichest.org, NBA referees earn an average salary between $100,000 and $300,000 annually as of 2011. Since NBA referees are full-time referees and work 82 games during the regular season, they earn approximately $3,300 per game. Per diem expenses for food and travel expenses are paid by the league.