count useragents with specific versions

useragents.rb

hits = 0
total = 0

require 'csv'

CSV.foreach("useragents.csv") do |row|
  count = row[0].to_i
  total += count

  if row[1] !~ /Edge/i && row[1] =~ /Chrome\/([0-9]+)/i
    hits += count if $1.to_i > 55
  end

  if row[1] =~ /Version\/([0-9]+).*Safari\/[0-9]+/i
    hits += count if $1.to_i > 6
  end

  if row[1] =~ /Firefox\/([0-9]+)/i
    hits += count if $1.to_i > 56
  end
end

p(hits: hits, total: total, percentage: (100 * (hits / total.to_f)).round)