Utilization for Census of Population and Housing, 2000 [United States]: Census Tract Relationship Files (CTRF)

By default, the reports below show utilization for the last 12 months. To view a different range, please enter dates below.

Please note that this study was first released on 2002-10-04, and that our current reporting model only goes back three years (from today's date).

General Information

Unique Sessions

Total
Data/Documentation
Sessions
Data &
Documentation
Documentation
Only
Any Datasets/Files 223 = 58 165
DS0: Study-Level Files 223 = 0 223
DS1: Alabama Population-Based 13 = 13 0
DS2: Alabama Street-Side Mileage-Based 3 = 3 0
DS3: Alabama Significantly Changed 1990 2 = 2 0
DS4: Alabama Significantly Changed 2000 1 = 1 0
DS5: Alaska Population-Based 3 = 3 0
DS6: Alaska Street-Side Mileage-Based 1 = 1 0
DS7: Alaska Significantly Changed 1990 1 = 1 0
DS8: Alaska Significantly Changed 2000 1 = 1 0
DS9: Arizona Population-Based 5 = 5 0
DS13: Arkansas Population-Based 3 = 3 0
DS17: California Population-Based 11 = 11 0
DS18: California Street-Side Mileage-Based 1 = 1 0
DS19: California Significantly Changed 1990 3 = 3 0
DS20: California Significantly Changed 2000 1 = 1 0
DS21: Colorado Population-Based 6 = 6 0
DS25: Connecticut Population-Based 4 = 4 0
DS29: Delaware Population-Based 3 = 3 0
DS32: Delaware Significantly Changed 2000 1 = 1 0
DS33: District of Columbia Population-Based 3 = 3 0
DS37: Florida Population-Based 5 = 5 0
DS39: Florida Significantly Changed 1990 1 = 1 0
DS41: Georgia Population-Based 3 = 3 0
DS45: Hawaii Population-Based 1 = 1 0
DS49: Idaho Population-Based 3 = 3 0
DS53: Illinois Population-Based 11 = 11 0
DS54: Illinois Street-Side Mileage-Based 2 = 2 0
DS55: Illinois Significantly Changed 1990 2 = 2 0
DS56: Illinois Significantly Changed 2000 2 = 2 0
DS57: Indiana Population-Based 3 = 3 0
DS61: Iowa Population-Based 3 = 3 0
DS65: Kansas Population-Based 4 = 4 0
DS67: Kansas Significantly Changed 1990 1 = 1 0
DS68: Kansas Significantly Changed 2000 1 = 1 0
DS69: Kentucky Population-Based 3 = 3 0
DS73: Louisiana Population-Based 4 = 4 0
DS77: Maine Population-Based 3 = 3 0
DS81: Maryland Population-Based 5 = 5 0
DS82: Maryland Street-Side Mileage-Based 1 = 1 0
DS83: Maryland Significantly Changed 1990 2 = 2 0
DS84: Maryland Significantly Changed 2000 2 = 2 0
DS85: Massachusetts Population-Based 5 = 5 0
DS87: Massachusetts Significantly Changed 1990 1 = 1 0
DS89: Michigan Population-Based 3 = 3 0
DS93: Minnesota Population-Based 4 = 4 0
DS97: Mississippi Population-Based 2 = 2 0
DS101: Missouri Population-Based 3 = 3 0
DS105: Montana Population-Based 2 = 2 0
DS109: Nebraska Population-Based 3 = 3 0
DS113: Nevada Population-Based 2 = 2 0
DS117: New Hampshire Population-Based 2 = 2 0
DS121: New Jersey Population-Based 3 = 3 0
DS122: New Jersey Street-Side Mileage-Based 1 = 1 0
DS125: New Mexico Population-Based 3 = 3 0
DS129: New York Population-Based 6 = 6 0
DS132: New York Significantly Changed 2000 1 = 1 0
DS133: North Carolina Population-Based 3 = 3 0
DS137: North Dakota Population-Based 2 = 2 0
DS141: Ohio Population-Based 4 = 4 0
DS145: Oklahoma Population-Based 3 = 3 0
DS149: Oregon Population-Based 5 = 5 0
DS151: Oregon Significantly Changed 1990 1 = 1 0
DS153: Pennsylvania Population-Based 3 = 3 0
DS157: Rhode Island Population-Based 2 = 2 0
DS161: South Carolina Population-Based 2 = 2 0
DS165: South Dakota Population-Based 2 = 2 0
DS166: South Dakota Street-Side Mileage-Based 1 = 1 0
DS169: Tennessee Population-Based 3 = 3 0
DS173: Texas Population-Based 4 = 4 0
DS174: Texas Street-Side Mileage-Based 1 = 1 0
DS177: Utah Population-Based 2 = 2 0
DS180: Utah Significantly Changed 2000 1 = 1 0
DS181: Vermont Population-Based 2 = 2 0
DS185: Virginia Population-Based 4 = 4 0
DS186: Virginia Street-Side Mileage-Based 1 = 1 0
DS187: Virginia Significantly Changed 1990 1 = 1 0
DS188: Virginia Significantly Changed 2000 1 = 1 0
DS189: Washington Population-Based 3 = 3 0
DS193: West Virginia Population-Based 2 = 2 0
DS197: Wisconsin Population-Based 3 = 3 0
DS201: Wyoming Population-Based 2 = 2 0
DS217: Puerto Rico Population-Based 2 = 2 0
DS225: United States Population-Based 3 = 3 0
DS227: United States Significantly Changed 1990 2 = 2 0
DS228: United States Significantly Changed 2000 1 = 1 0

Notes

The numbers above are counts of unique sessions, not counts of how many files were downloaded. I.e., a value of 12 implies that users downloaded 1 or more files from the study as part of 12 discrete sessions/visits in this time period.

Please note that the numbers above do not include distribution of restricted-use or public-use data that are not web downloadable. E.g., data distributed on CD-ROM.

Unique Users

Total
Unique
Users
Faculty Grad.
Students
Undergrads Univ.
Staff
Other Anon.
Downloads
Any Datasets/Files 95 = 10 27 3 5 5 45
DS0: Study-Level Files 95 = 10 27 3 5 5 45
DS1: Alabama Population-Based 11 = 5 4 2 0 0 0
DS2: Alabama Street-Side Mileage-Based 3 = 0 3 0 0 0 0
DS3: Alabama Significantly Changed 1990 2 = 0 2 0 0 0 0
DS4: Alabama Significantly Changed 2000 1 = 0 1 0 0 0 0
DS5: Alaska Population-Based 3 = 1 2 0 0 0 0
DS6: Alaska Street-Side Mileage-Based 1 = 0 1 0 0 0 0
DS7: Alaska Significantly Changed 1990 1 = 0 1 0 0 0 0
DS8: Alaska Significantly Changed 2000 1 = 0 1 0 0 0 0
DS9: Arizona Population-Based 5 = 1 4 0 0 0 0
DS13: Arkansas Population-Based 3 = 0 3 0 0 0 0
DS17: California Population-Based 11 = 1 8 0 1 1 0
DS18: California Street-Side Mileage-Based 1 = 0 1 0 0 0 0
DS19: California Significantly Changed 1990 3 = 0 1 0 2 0 0
DS20: California Significantly Changed 2000 1 = 0 0 0 1 0 0
DS21: Colorado Population-Based 5 = 0 5 0 0 0 0
DS25: Connecticut Population-Based 4 = 0 4 0 0 0 0
DS29: Delaware Population-Based 3 = 0 3 0 0 0 0
DS32: Delaware Significantly Changed 2000 1 = 0 1 0 0 0 0
DS33: District of Columbia Population-Based 3 = 0 3 0 0 0 0
DS37: Florida Population-Based 5 = 2 3 0 0 0 0
DS39: Florida Significantly Changed 1990 1 = 0 1 0 0 0 0
DS41: Georgia Population-Based 3 = 0 3 0 0 0 0
DS45: Hawaii Population-Based 1 = 0 1 0 0 0 0
DS49: Idaho Population-Based 3 = 0 3 0 0 0 0
DS53: Illinois Population-Based 9 = 1 7 0 0 1 0
DS54: Illinois Street-Side Mileage-Based 2 = 0 2 0 0 0 0
DS55: Illinois Significantly Changed 1990 2 = 0 2 0 0 0 0
DS56: Illinois Significantly Changed 2000 2 = 0 2 0 0 0 0
DS57: Indiana Population-Based 3 = 0 3 0 0 0 0
DS61: Iowa Population-Based 3 = 0 3 0 0 0 0
DS65: Kansas Population-Based 4 = 0 4 0 0 0 0
DS67: Kansas Significantly Changed 1990 1 = 0 1 0 0 0 0
DS68: Kansas Significantly Changed 2000 1 = 0 1 0 0 0 0
DS69: Kentucky Population-Based 3 = 0 3 0 0 0 0
DS73: Louisiana Population-Based 4 = 0 4 0 0 0 0
DS77: Maine Population-Based 3 = 0 3 0 0 0 0
DS81: Maryland Population-Based 5 = 0 5 0 0 0 0
DS82: Maryland Street-Side Mileage-Based 1 = 0 1 0 0 0 0
DS83: Maryland Significantly Changed 1990 2 = 0 2 0 0 0 0
DS84: Maryland Significantly Changed 2000 2 = 0 2 0 0 0 0
DS85: Massachusetts Population-Based 4 = 0 4 0 0 0 0
DS87: Massachusetts Significantly Changed 1990 1 = 0 1 0 0 0 0
DS89: Michigan Population-Based 3 = 0 3 0 0 0 0
DS93: Minnesota Population-Based 4 = 0 4 0 0 0 0
DS97: Mississippi Population-Based 2 = 0 2 0 0 0 0
DS101: Missouri Population-Based 3 = 0 3 0 0 0 0
DS105: Montana Population-Based 2 = 0 2 0 0 0 0
DS109: Nebraska Population-Based 3 = 0 3 0 0 0 0
DS113: Nevada Population-Based 2 = 0 2 0 0 0 0
DS117: New Hampshire Population-Based 2 = 0 2 0 0 0 0
DS121: New Jersey Population-Based 3 = 0 3 0 0 0 0
DS122: New Jersey Street-Side Mileage-Based 1 = 1 0 0 0 0 0
DS125: New Mexico Population-Based 3 = 0 3 0 0 0 0
DS129: New York Population-Based 6 = 1 4 0 0 1 0
DS132: New York Significantly Changed 2000 1 = 0 0 0 0 1 0
DS133: North Carolina Population-Based 3 = 0 3 0 0 0 0
DS137: North Dakota Population-Based 2 = 0 2 0 0 0 0
DS141: Ohio Population-Based 4 = 0 4 0 0 0 0
DS145: Oklahoma Population-Based 3 = 0 3 0 0 0 0
DS149: Oregon Population-Based 5 = 0 3 0 1 1 0
DS151: Oregon Significantly Changed 1990 1 = 0 0 0 1 0 0
DS153: Pennsylvania Population-Based 3 = 0 3 0 0 0 0
DS157: Rhode Island Population-Based 2 = 0 2 0 0 0 0
DS161: South Carolina Population-Based 2 = 0 2 0 0 0 0
DS165: South Dakota Population-Based 2 = 0 2 0 0 0 0
DS166: South Dakota Street-Side Mileage-Based 1 = 0 1 0 0 0 0
DS169: Tennessee Population-Based 3 = 0 3 0 0 0 0
DS173: Texas Population-Based 4 = 0 3 0 1 0 0
DS174: Texas Street-Side Mileage-Based 1 = 0 0 0 1 0 0
DS177: Utah Population-Based 2 = 0 2 0 0 0 0
DS180: Utah Significantly Changed 2000 1 = 0 0 1 0 0 0
DS181: Vermont Population-Based 2 = 0 2 0 0 0 0
DS185: Virginia Population-Based 4 = 0 3 0 0 1 0
DS186: Virginia Street-Side Mileage-Based 1 = 0 0 0 0 1 0
DS187: Virginia Significantly Changed 1990 1 = 0 0 0 0 1 0
DS188: Virginia Significantly Changed 2000 1 = 0 0 0 0 1 0
DS189: Washington Population-Based 3 = 0 3 0 0 0 0
DS193: West Virginia Population-Based 2 = 0 2 0 0 0 0
DS197: Wisconsin Population-Based 3 = 0 3 0 0 0 0
DS201: Wyoming Population-Based 2 = 0 2 0 0 0 0
DS217: Puerto Rico Population-Based 2 = 0 2 0 0 0 0
DS225: United States Population-Based 3 = 0 3 0 0 0 0
DS227: United States Significantly Changed 1990 1 = 0 1 0 0 0 0
DS228: United States Significantly Changed 2000 1 = 0 1 0 0 0 0

Notes

All numbers in the table above are the number of unique users who downloaded one or more files from this study/dataset in the time period specified.

"Anon. Downloads" refers to users who download anonymously. Users who browse/download documentation files (only) are not required to login; some of our topical archives do not require login.

Please note that the numbers above do not include distribution of restricted-use or public-use data that are not web downloadable. E.g., data distributed on CD-ROM.

Downloads by Member Institutions

This study was downloaded by users at 31 institutions during the time period specified.

  • Brown University
  • Columbia University
  • Cornell University
  • Federal Reserve Bank of Boston
  • Harvard University
  • Hobart and William Smith Colleges
  • Kansas State University
  • Lewis and Clark College
  • Marquette University
  • New York University
  • North Carolina State University
  • Ohio State University
  • Queens College (Flushing, NY)
  • State University of New York at Stony Brook
  • Syracuse University
  • Tulane University
  • Universita degli Studi di Bologna
  • University of California at Berkeley
  • University of California at Los Angeles
  • University of Chicago
  • University of Colorado at Colorado Springs
  • University of Connecticut
  • University of Delaware
  • University of Florida
  • University of Illinois at Urbana-Champaign
  • University of Michigan
  • University of Minnesota
  • University of North Carolina at Chapel Hill
  • University of Pennsylvania
  • University of Texas at El Paso
  • University of Wisconsin at Madison

Notes

Institutions are only listed when users from that institution authenticated/logged in. Non-authenticated members constitute a large portion of our users and are represented in the Unique Users/Unique Sessions tables, but not in the Downloads by Member Institutions table.

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