Approximately 6,000 keys in 2 years and 2.5 months. Each key 20$ each( but according to Ladios Eric only get's 9$ out of that). $54,000 over the course of 26.5 months. divide $54,000 by 26.5 to get his monthly pay of $2037.74. That's $24452.83 a year. About half a teachers salary.