Table 2.
Number of IS Elements in Families
| Family | Group | Number in wPip |
| IS6 | 11 | |
| IS982 | 51 | |
| IS110 | 3 | |
| IS5 | IS903 | 14 |
| IS256 | 23 | |
| IS630 | 7 | |
| IS200/IS605 | 4 | |
| IS5 | IS1031 | 3 |
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