Table 10. Standard errors for 3-month and 12-month percent changes, Employment Cost Index for wages and salaries, for private industry workers, by bargaining status and census region and division(1), Sep. 2017 (Not seasonally adjusted) Standard Error Bargaining status, census region and division 3-months 12-months ended– ended– Sep. 2017 Bargaining status Union......................................................................... .2 .6 Goods-producing industries(2)............................................... .2 .2 Manufacturing............................................................. .2 .2 Service-providing industries(3)............................................. .2 .8 Nonunion...................................................................... .1 .2 Goods-producing industries(2)............................................... .2 .2 Manufacturing............................................................. .2 .3 Service-providing industries(3)............................................. .2 .2 Census region and division Northeast..................................................................... .3 .3 New England................................................................. .7 .7 Middle Atlantic............................................................. .2 .3 South......................................................................... .2 .3 South Atlantic.............................................................. .2 .2 East South Central.......................................................... .8 .9 West South Central.......................................................... .2 .7 Midwest....................................................................... .2 .3 East North Central.......................................................... .2 .2 West North Central.......................................................... .3 .6 West.......................................................................... .2 .3 Mountain.................................................................... .2 .7 Pacific..................................................................... .2 .3 1 The census divisions are defined as follows: New England: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island and Vermont; Middle Atlantic: New Jersey, New York, and Pennsylvania; South Atlantic: Delaware, District of Columbia, Florida, Georgia, Maryland, North Carolina, South Carolina, Virginia, and West Virginia; East South Central: Alabama, Kentucky, Mississippi, and Tennessee; West South Central: Arkansas, Louisiana, Oklahoma, and Texas; East North Central: Illinois, Indiana, Michigan, Ohio, and Wisconsin; West North Central: Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, and South Dakota; Mountain: Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, and Wyoming; and Pacific: Alaska, California, Hawaii, Oregon, and Washington. 2 Includes mining, construction, and manufacturing. 3 Includes the following industries: wholesale trade; retail trade; transportation and warehousing; utilities; information; finance and insurance; real estate and rental and leasing; professional and technical services; management of companies and enterprises; administrative and waste services; educational services; health care and social assistance; arts, entertainment and recreation; accommodation and food services; and other services, except public administration.