I live on the west coast and fly for pleasure, so my qualifing is based on miles. I have been a 1k for the last 3 years, I average 6 to 10 international trips a year.
Average miles per trip to Asia 17,000 + 17,000 Bonus miles as a 1k.
Average miles per trip to Europe 13,000 + 13,000 Bonus miles.
Average milers per trip to South America 12,000 miles + 12,000 Bonus miles.