Annual premiums for employer-sponsored family health coverage reached $20,576 this year, up 5% from last year, with workers on average paying $6,015 toward the cost of their coverage. The average deductible among covered workers in a plan with a general annual deductible is $1,655 for single coverage. Fifty-six percent of small firms and 99% of large firms offer health benefits to at least some of their workers, with an overall offer rate of 57%.