As of block height 1169864, the command output_histogram from the daemon gives me the following result:
output_histogram
3 0.000929635403
3 0.003483702322
3 0.003483172627
3 14.170000000000
3 14.110000000000
3 14.060000000000
3 14.050000000000
...
2224 0.000510000000
2229 0.000970000000
2232 0.000420000000
2258 0.000410000000
2266 0.000860000000
2270 0.000750000000
3548 2000.000000000000
5022 800.000000000000
5025 700.000000000000
5952 600.000000000000
...
905471 10.000000000000
907961 0.300000000000
939427 0.100000000000
1071303 0.500000000000
1204368 0.200000000000
Why are the amounts with instances of 2270 or less not in denomination?