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Table II

Cluster summary information: frequency, root mean square standard deviation (RMS), distance to the nearest cluster and distance ratio.

Cluster ID Number of trees RMS standard deviation Distance to nearest cluster Distance ratio

1 56 0.70 3.69 5.27
2 741 0.43 2.30 5.35
3 269 0.48 2.30 4.79
4 145 0.58 2.46 4.24
5 26 0.67 3.90 5.82