[["", "american", "us airways", "wholly-owned regional carriers", "total"], ["pilots", "8600", "4400", "3200", "16200"], ["flight attendants", "15900", "7700", "1800", "25400"], ["maintenance personnel", "10800", "3600", "1700", "16100"], ["fleet service personnel", "8600", "6200", "2500", "17300"], ["passenger service personnel", "9100", "6100", "7300", "22500"], ["administrative and other", "8600", "4800", "2400", "15800"], ["total", "61600", "32800", "18900", "113300"]]