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Table 3
Statistics of the EFIGI “Environment” attributes given as a percentage of galaxies with given attribute values.
| EFIGI type | Contamination | Multiplicity | |||||
| 0 | 1 | 2 | 3–4 | 0 | 1–2 | 3–4 | |
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| cD | 17 ± 7 | 43 ± 12 | 35 ± 10 | 4 ± 3 | 46 ± 12 | 39 ± 11 | 15 ± 6 |
| cE E | 16 ± 3 | 52 ± 6 | 24 ± 4 | 8 ± 2 | 74 ± 7 | 26 ± 4 | – |
| S0− S0 S0+ | 26 ± 3 | 52 ± 4 | 17 ± 2 | 5 ± 1 | 82 ± 5 | 17 ± 2 | 1 ± 1 |
| S0a Sa | 28 ± 3 | 53 ± 4 | 15 ± 2 | 4 ± 1 | 86 ± 6 | 14 ± 2 | 0 ± 1 |
| Sab Sb | 34 ± 3 | 49 ± 3 | 13 ± 1 | 4 ± 1 | 86 ± 5 | 14 ± 2 | 0 ± 1 |
| Sbc Sc | 35 ± 3 | 50 ± 3 | 11 ± 1 | 4 ± 1 | 91 ± 5 | 9 ± 1 | 0 ± 1 |
| Scd Sd | 37 ± 3 | 50 ± 3 | 10 ± 1 | 3 ± 1 | 93 ± 5 | 7 ± 1 | 0 ± 1 |
| Sdm Sm | 34 ± 3 | 52 ± 4 | 11 ± 1 | 4 ± 1 | 93 ± 5 | 7 ± 1 | 0 ± 1 |
| Im dE | 27 ± 3 | 53 ± 5 | 13 ± 2 | 6 ± 2 | 88 ± 7 | 12 ± 2 | 0 ± 1 |
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| All types | 31 ± 1 | 51 ± 1 | 13 ± 1 | 4 ± 1 | 88 ± 2 | 12 ± 1 | 1 ± 1 |
Notes. Null fractions are replaced by “–” for clarity. Fractions are grouped by types having similar values of the considered attribute.
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