The two years I was 1K (before a job change and some other stuff reduced my travel), I made 1K on segments: 101 one year, and 103 the other. In both cases about 60K miles.
Lots of intra-California SMF-SFO-SJC-SBA-ONT/SNA trips, and lots of 4-5 segments trips home to the Bay Area from IND/STL.