World Benchmarking Alliance+CHRB D.1.8 Land rights+Formula
scores = [CHRB_d18a, CHRB_d18b].filter (option) -> option isnt "Unknown" sum = scores.reduce ((sum, item) -> sum + item), 0 sum/scores.length
scores = [CHRB_d18a, CHRB_d18b].filter (option) -> option isnt "Unknown" sum = scores.reduce ((sum, item) -> sum + item), 0 sum/scores.length