Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)

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TABLE A221 EVALUATION OF UNIT SIGHTINGS FOR ALL YEARS BY UNITED STATES REGIONAL LOCATION

Evaluation | TOTAL | NORTH EAST | CENTRAL EAST | SOUTH EAST
Number | Per Cent | Per Cent | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 205 | 137 | 342 | 9.2 | 6.1 | 15.3 | 44 | 30 | 74 | 9.3 | 6.3 | 15.6
1-Astronomical | 328 | 228 | 556 | 14.7 | 10.2 | 24.9 | 73 | 29 | 102 | 15.4 | 6.1 | 21.5
2-Aircraft | 272 | 210 | 482 | 12.2 | 9.4 | 21.6 | 76 | 57 | 133 | 16.0 | 12.0 | 28.0
3-Light Phenom. | 29 | 20 | 49 | 1.3 | 0.9 | 2.2 | 4 | 6 | 10 | 0.8 | 1.3 | 2.1
4-Birds | 11 | 8 | 19 | 0.5 | 0.4 | 0.9 | 3 | 0 | 3 | 0.6 | 0.0 | 0.6
5-Clouds, Dust, etc. | 2 | 6 | 8 | 0.1 | 0.3 | 0.4 | 0 | 3 | 3 | 0.0 | 0.6 | 0.6
6-Insuffic. Info. | 226 | 0 | 226 | 10.1 | 0.0 | 10.1 | 43 | 0 | 43 | 9.1 | 0.0 | 9.1
7-Psychological | 35 | 8 | 43 | 1.6 | 0.4 | 2.0 | 8 | 2 | 10 | 1.7 | 0.4 | 2.1
8-Unknown | 418 | 0 | 418 | 18.7 | 0.0 | 18.7 | 81 | 0 | 81 | 17.1 | 0.0 | 17.1
9-Other | 12 | 19 | 91 | 3.2 | 0.9 | 4.1 | 13 | 2 | 15 | 2.7 | 0.4 | 3.1
Total | 1598 | 636 | 2234 | 71.5 | 28.5 | 100. | 345 | 129 | 474 | 72.8 | 27.2 | 100.

Evaluation | NORTH MIDWEST | CENTRAL MIDWEST | SOUTH MIDWEST
Number | Per Cent | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 3 | 7 | 10 | 4.3 | 10.0 | 14.3 | 35 | 31 | 66 | 6.2 | 7.2 | 15.4
1-Astronomical | 12 | 5 | 17 | 17.1 | 7.1 | 24.3 | 79 | 27 | 106 | 18.5 | 6.3 | 24.8
2-Aircraft | 5 | 4 | 9 | 7.1 | 5.7 | 12.9 | 43 | 40 | 83 | 10.0 | 9.3 | 19.3
3-Light Phenom. | 0 | 2 | 2 | 0.0 | 2.9 | 2.9 | 11 | 7 | 18 | 2.6 | 1.6 | 4.2
4-Birds | 1 | 0 | 1 | 1.4 | 0.0 | 1.4 | 3 | 2 | 5 | 0.1 | 0.5 | 1.2
5-Clouds, Dust, etc. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
6-Insuffic. Info. | 8 | 0 | 8 | 11.4 | 0.0 | 11.4 | 58 | 0 | 58 | 13.6 | 0.0 | 13.6
7-Psychological | 1 | 0 | 1 | 1.4 | 0.0 | 1.4 | 12 | 0 | 12 | 2.8 | 0.0 | 2.8
8-Unknown | 20 | 0 | 20 | 28.6 | 0.0 | 28.6 | 65 | 0 | 65 | 15.2 | 0.0 | 15.2
9-Other | 2 | 0 | 2 | 2.9 | 0.0 | 2.9 | 14 | 1 | 15 | 3.3 | 0.2 | 3.5
Total | 52 | 18 | 70 | 14.3 | 25.7 | 100. | 320 | 108 | 428 | 14.8 | 25.2 | 100.

Evaluation | NORTH WEST | CENTRAL WEST | SOUTH WEST
Number | Per Cent | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 4 | 2 | 6 | 12.6 | 6.3 | 18.8 | 3 | 1 | 4 | 4.6 | 1.5 | 6.2
1-Astronomical | 7 | 1 | 8 | 21.9 | 3.1 | 25.0 | 14 | 11 | 25 | 21.5 | 16.9 | 38.5
2-Aircraft | 5 | 1 | 6 | 15.6 | 3.1 | 18.7 | 3 | 3 | 6 | 4.6 | 4.6 | 9.2
3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 1.5 | 0.0 | 1.5
4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 1 | 1 | 0.0 | 1.5 | 1.5
5-Clouds, Dust, etc. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
6-Insuffic. Info. | 3 | 0 | 3 | 9.4 | 0.0 | 9.4 | 5 | 0 | 5 | 7.7 | 0.0 | 7.7
7-Psychological | 2 | 0 | 2 | 6.3 | 0.0 | 6.3 | 4 | 0 | 4 | 6.2 | 0.0 | 6.2
8-Unknown | 4 | 0 | 4 | 12.5 | 0.0 | 12.5 | 16 | 0 | 16 | 24.6 | 0.0 | 24.6
9-Other | 3 | 0 | 3 | 9.4 | 0.0 | 9.4 | 3 | 0 | 3 | 4.6 | 0.0 | 4.6
Total | 28 | 4 | 32 | 81.5 | 12.5 | 100. | 49 | 16 | 65 | 75.4 | 24.6 | 100.

Evaluation | NORTH FARWEST | CENTRAL FARWEST | SOUTH FARWEST
Number | Per Cent | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 15 | 3 | 18 | 13.9 | 2.8 | 16.7 | 17 | 11 | 28 | 11.6 | 7.5 | 19.1
1-Astronomical | 11 | 10 | 21 | 10.2 | 9.3 | 19.5 | 15 | 6 | 21 | 10.3 | 4.1 | 14.4
2-Aircraft | 13 | 9 | 22 | 12.0 | 8.3 | 20.3 | 26 | 13 | 39 | 17.8 | 8.9 | 26.7
3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 0.1 | 0.0 | 0.1
4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
5-Clouds, Dust, etc. | 1 | 0 | 1 | 0.9 | 0.0 | 0.9 | 0 | 1 | 1 | 0.0 | 0.1 | 0.1
6-Insuffic. Info. | 10 | 0 | 10 | 9.3 | 0.0 | 9.3 | 24 | 0 | 24 | 16.4 | 0.0 | 16.4
7-Psychological | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 2 | 3 | 0.1 | 1.4 | 2.1
8-Unknown | 23 | 0 | 23 | 21.3 | 0.0 | 21.3 | 25 | 0 | 25 | 17.1 | 0.0 | 17.1
9-Other | 13 | 0 | 13 | 12.0 | 0.0 | 12.0 | 2 | 2 | 4 | 1.4 | 1.4 | 2.8
Total | 86 | 22 | 108 | 19.6 | 20.4 | 100. | 111 | 35 | 146 | 16.0 | 24.0 | 100.

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