90 Percent Confidence Intervals for 2002 Commodity Flow Survey State Summary: Iowa

90 Percent Confidence Intervals for 2002 Commodity Flow Survey State Summary: Iowa

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Summary Value Weight
Total shipments originating in Iowa $ 104,196.2 - 126,595.8 (millions) 180,519.3 - 284,568.7 (thousand tons)
Percent of total U.S. shipments 1.2 - 1.5 1.6 - 2.4

Leading Commodity Shipments Originating in Iowa by Value

Commodity description (2 digit SCTG) Percent of value
Machinery (34) 8.5 - 16.1
Motorized and other vehicles, including parts (36) 6.8 - 13.4
Other prepared foodstuffs and fats and oils (07) 3.9 - 14.1
Meat, fish, seafood, and their preparations (05) 3.5 - 11.1
Mixed freight (43) 6.1 - 8.5
Other commodities (X)
Total (X)

Leading Commodity Shipments Originating in Iowa by Weight

Commodity description (2 digit SCTG) Percent of weight
Cereal grains (02) 12.8 - 32.4
Gravel and crushed stone (12) 11.9 - 29.5
Other prepared foodstuffs and fats and oils (07) 3.4 - 17.0
Animal feed and products of animal origin, n.e.c. (04) 3.6 - 12.2
Other agricultural products (03) 2.6 - 9.8
Other commodities (X)
Total (X)

Outbound Shipments from the State of Iowa
Leading States by Value and Weight

State of destination Percent of value
Iowa 22.2 - 28.8
Illinois 7.9 - 10.5
California 3.4 - 7.8
Texas 4.0 - 5.6
Minnesota 2.8 - 5.2
Wisconsin 3.1 - 4.5
Other states (X)
Total (X)

State of destination Percent of weight
Iowa 43.2 - 59.8
Illinois 4.4 - 8.0
Louisiana 2.4 - 8.4
Minnesota 1.4 - 5.0
Nebraska 1.4 - 5.0
Wisconsin 2.1 - 3.7
Other states (X)
Total (X)

Inbound Shipments to the State of Iowa
Leading States by Value and Weight

State of origin Percent of value
Iowa 29.9 - 36.5
Illinois 6.0 - 8.4
Nebraska 4.9 - 7.3
Minnesota 4.1 - 6.5
Missouri 3.6 - 6.0
Wisconsin 3.7 - 5.7
Other states (X)
Total (X)

State of origin Percent of weight
Iowa 55.0 - 70.8
Wyoming 3.4 - 12.4
Illinois 1.9 - 7.5
Minnesota 0.9 - 6.5
Missouri 1.3 - 4.7
South Dakota 1.7 - 3.1
Other states (X)
Total (X)

Modes of Transportation for Shipments Originating in Iowa

Mode of transportation Percent of value Percent of weight
Truck (for-hire, private, and both private truck and for-hire truck) 76.0 - 85.0 62.8 - 78.0
Air (including truck and air) (NA) (NA)
Rail 4.8 - 10.0 11.2 - 28.0
Water (Great Lakes, deep draft and shallow draft) 0.7 - 1.3 2.2 - 5.2
Pipeline* (NA) (NA)
Multiple modes** 3.9 - 8.5 0.1 - 1.1
Parcel, U.S. Postal Service, or courier service 3.3 - 6.9 (NA)
Other and unknown mode 1.2 - 3.8 (NA)
Total (X) (X)

Domestic Distance Shipped for Commodities Originating in Iowa

Distance shipped Percent of value Percent of weight
Less than 50 miles 13.0 - 18.6 35.7 - 51.5
50 to 99 miles 6.9 - 8.9 7.1 - 14.1
100 to 249 miles 18.0 - 21.4 8.8 - 12.8
250 to 499 miles 14.6 - 19.0 4.3 - 10.9
500 to 749 miles 11.1 - 13.7 4.1 - 8.5
750 to 999 miles 12.6 - 15.2 4.5 - 11.7
1,000 to 1,499 miles 7.3 - 12.3 (NA)
1,500 to 1,999 miles 2.9 - 4.5 0.4 - 1.0
2,000 miles or more (NA) (NA)
Total (X) (X)

* Estimate for pipelines excludes shipments of crude petroleum.
** Multiple modes inlcudes Parcel, U.S.P.S or Courier, Truck-Rail, Truck-Water, Rail-Water and Other multiple modes.

(NA) Not available

(X) Not applicable

SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, 2002 Commodity Flow Survey data, March 2005.