$ usacloud server list -q
$ usacloud server monitor-cpu ¥
--start 2022-11-11T00:00:00+09:00 ¥
--end 2022-11-11T12:00:00+09:00 ¥
123456789012
$ usacloud server monitor-cpu ¥
--start 2022-11-15T15:55:00+09:00 ¥
123456789012 2>/dev/null ¥
| jq -r ".[].CPUTime" ¥
| tail -1
0.012345