Social network aggregation Overlap between multiple social network services Overlap between multiple social network services

| Site | Bebo | Facebook | Friendster | LinkedIn | MySpace | Ning | Orkut | Plaxo |
|---|---|---|---|---|---|---|---|---|
| Bebo | 100 | 25 | 2 | 1 | 65 | 1 | 0 | 0 |
| Facebook | 4 | 100 | 2 | 2 | 64 | 1 | 1 | 9 |
| Friendster | 5 | 23 | 100 | 6 | 49 | 2 | 1 | 0 |
| Hi5 | 7 | 24 | 4 | 1 | 69 | 0 | 2 | 0 |
| LinkedIn | 4 | 42 | 8 | 100 | 32 | 8 | 3 | 3 |
| MySpace | 3 | 20 | 1 | 0 | 100 | 0 | 0 | 0 |
| Ning | 6 | 35 | 6 | 19 | 44 | 100 | 2 | 2 |
| Orkut | 3 | 26 | 4 | 8 | 29 | 2 | 100 | 1 |
| Plaxo | 5 | 48 | 8 | 54 | 34 | 14 | 4 | 100 |