Standard Errors
Defined contribution retirement plans: Selected attributes

Table 8. Standard errors for defined contribution retirement plans: Selected
attributes, civilian workers,1 National Compensation Survey, March 2013

Characteristics

Employee contribution

Employee contribution
option

Required

Not required

Pretax

Not pretax

All workers

1.1

1.1

0.8

0.8

Worker characteristics

       

Management, professional, and related

1.4

1.4

1.0

1.0

    Management, business, and financial

1.8

1.8

1.4

1.4

    Professional and related

1.6

1.6

1.3

1.3

        Teachers

3.5

3.5

3.5

3.5

            Primary, secondary, and special education
             school teachers

6.0

6.0

6.0

6.0

        Registered nurses

2.6

2.6

2.1

2.1

Service

3.1

3.1

3.3

3.3

    Protective service

3.7

3.7

3.0

3.0

Sales and office

1.3

1.3

1.1

1.1

    Sales and related

2.0

2.0

1.6

1.6

    Office and administrative support

1.6

1.6

1.4

1.4

Natural resources, construction, and maintenance

2.6

2.6

2.6

2.6

    Construction, extraction, farming, fishing, and
     forestry

3.4

3.4

3.1

3.1

    Installation, maintenance, and repair

3.3

3.3

3.5

3.5

Production, transportation, and material moving

1.4

1.4

1.3

1.3

    Production

1.8

1.8

1.6

1.6

    Transportation and material moving

1.9

1.9

1.5

1.5

Full time

1.1

1.1

0.9

0.9

Part time

2.1

2.1

2.0

2.0

Union

2.6

2.6

1.9

1.9

Nonunion

1.1

1.1

0.9

0.9

Average wage within the following categories:2

       

    Lowest 25 percent

1.6

1.6

1.6

1.6

        Lowest 10 percent

2.6

2.6

2.6

2.6

    Second 25 percent

1.9

1.9

2.0

2.0

    Third 25 percent

1.3

1.3

0.9

0.9

    Highest 25 percent

1.3

1.3

0.9

0.9

        Highest 10 percent

1.8

1.8

1.3

1.3

Establishment characteristics

       

Goods-producing industries

1.4

1.4

1.2

1.2

Service-providing industries

1.3

1.3

1.0

1.0

    Education and health services

2.3

2.3

1.8

1.8

        Educational services

2.8

2.8

2.4

2.4

            Elementary and secondary schools

5.3

5.3

5.6

5.6

            Junior colleges, colleges, and universities

3.0

3.0

2.1

2.1

        Healthcare and social assistance

2.9

2.9

2.3

2.3

            Hospitals

2.2

2.2

1.8

1.8

    Public administration

5.3

5.3

2.8

2.8

1 to 99 workers

1.9

1.9

1.6

1.6

    1 to 49 workers

2.4

2.4

2.1

2.1

    50 to 99 workers

2.2

2.2

2.3

2.3

100 workers or more

0.9

0.9

0.8

0.8

    100 to 499 workers

1.2

1.2

0.9

0.9

    500 workers or more

1.3

1.3

1.2

1.2

Geographic areas

       

New England

3.4

3.4

2.4

2.4

Middle Atlantic

4.9

4.9

2.4

2.4

East North Central

1.7

1.7

1.7

1.7

West North Central

5.7

5.7

5.6

5.6

South Atlantic

1.7

1.7

1.7

1.7

East South Central

1.5

1.5

2.8

2.8

West South Central

2.7

2.7

2.3

2.3

Mountain

3.3

3.3

3.4

3.4

Pacific

2.4

2.4

1.7

1.7

1Includes workers in the private nonfarm economy except those in private households, and workers in the public
sector, except the federal government. See Technical Note for further explanation.

2Surveyed occupations are classified into wage categories based on the average wage for the occupation, which may
include workers with earnings both above and below the threshold.  The categories were formed using percentile estimates
generated using data from the National Compensation Survey publication, "Employer Costs for Employee Compensation -
March 2013."


NOTE: For definitions of major plans, key provisions, and related terms, see the "Glossary of Employee Benefit Terms" at
www.bls.gov/ncs/ebs/glossary20122013.htm.