Table 3. Geographic distance and BR similarity coefficient central tendency values and ranges by period.

	Geographic Distance (km)						BR similarity
Period	1350–1400	1400–1450	1450–1500	1500–1550	1550–1600	1600–1650	1350–1400	1400–1450	1450–1500	1500–1550	1550–1600	1600–1650
Mean	88.7	95.2	110.9	71.0	70.6	52.6	122	128	126	135	125	151
Median	91.7	84.8	97.8	67.7	62.4	34.2	129	130	124	147	132	154
Maximum	277.1	326.8	358.7	162.7	176.9	154.0	180	190	181	185	184	191
Minimum	0.71	0.47	1.1	3.9	0.53	1.0	29	56	52	60	36	104