Example 6: In a year, 15 workers are working in a dept. on a single shift basis. Statutory holidays in that year are 18. Normal maintenance requires 250 hrs./p.m. The capacity utilization during last 5 years. Year Labour Hour 2007 30,000 2008 38,000 2009 31,000 2010 30,900 2011 26,000 Calculate capacity of the organization