$\backslash$table$[[\backslash$table$[[$Direct materials used in$],[$production$]],187,200],[\backslash$table$[[$Total manufacturing$],[$costs during the period$]],341,000],[\backslash$table$[[$Ending balance in Work$],[$in Process$]],23,100],[\backslash$table$[[$Manufacturing overhead$],[$Direct materials$],[$purchased$]],64,100]]$

How much is the direct labor cost?