| SHAPE | REPORT COUNT |
|---|---|
| Unspecified | 6339 |
| Changing | 3912 |
| Chevron | 1720 |
| Cigar | 3724 |
| Circle | 14212 |
| Cone | 604 |
| Cross | 497 |
| Cube | 27 |
| Cylinder | 2461 |
| Diamond | 2102 |
| Disk | 8644 |
| Egg | 1272 |
| Fireball | 9856 |
| Flash | 2418 |
| Formation | 4818 |
| Light | 27349 |
| Orb | 5713 |
| Other | 10013 |
| Oval | 6328 |
| Rectangle | 2578 |
| Sphere | 7600 |
| Star | 162 |
| Teardrop | 1229 |
| Triangle | 13010 |
| Unknown | 9932 |
