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Table 2

Spectral type distribution of all the stars meeting the photometric selection criteria in Sect. 3.

All stars 1145
Stars without spectra 463

Stars with spectra VFTS (% of Total) non-VFTS Total
W-R 17 (68) 8 25
Of/WN 6 (100) 0 6
O-type 322 (84) 63 385
B-type 219 (92) 18 237
later than B-type 21 (72) 8 29
Total 585 (86) 97 682

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