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Table 8 Simpson's diversity indexes calculated by ethnic group in the study area

From: Ethnic differences in use values and use patterns of Parkia biglobosa in Northern Benin

Parameters calculated Alibori    Borgou    Atacora    Donga     
  Dendi Mokolé Bariba Bariba Fulani Boko Berba Waama Otamari Anii Nago Lokpa Yom Foodo
Number of interviewees by ethnic group (S) 69 54 123 50 39 58 47 67 266 64 46 260 109 40
Simpson's diversity index (1/D) 5.66 11.04 6.70 2.72 1.54 4.12 2.76 6.12 5.88 11.22 1.41 12.57 11.88 8.21