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Table 6 The factors data in the PCA research

From: Study on the linear absent section ratio (L-ASR) of earthen sites and anthropogenic influence from the perspective of population density

Castle number Counties PDr (number per km2) Annual rain (mm) Annual wind speed (m/s) Number of earthquakes per decade
1 Ledu 3513 298 1.84 722
2 Ledu 2778 298 1.84 722
3 Ledu 4974 298 1.84 722
4 Ledu / 298 1.84 722
5 Ledu / 298 1.84 722
6 Ledu 1655 298 1.84 722
7 Ledu 2290 298 1.84 722
8 Ledu 9965 298 1.84 722
9 Ledu 19,295 298 1.84 722
10 Ledu 2145 298 1.84 722
11 Ledu 5918 298 1.84 722
12 Ledu 8727 298 1.84 722
13 Ledu 7716 298 1.84 722
14 Ledu 7955 298 1.84 722
15 Ledu 6945 298 1.84 722
16 Ledu 6022 298 1.84 722
17 Huzhu 3894 600 1.29 451
18 Huzhu 4716 600 1.29 451
19 Huzhu 3351 600 1.29 451
20 Huzhu 3474 600 1.29 451
21 Huzhu 2683 600 1.29 451
22 Huzhu 6454 600 1.29 451
23 Huzhu 5664 600 1.29 451
24 Huzhu 3271 600 1.29 451
25 Huzhu 8766 600 1.29 451
26 Datong 3715 520 1.67 184
27 Datong 7049 520 1.67 184
28 Datong 759 520 1.67 184
29 Datong 1573 520 1.67 184
30 Datong 5945 334 1.61 395
31 Datong 4144 334 1.61 395
32 Datong 1994 334 1.61 395
33 Datong 7079 334 1.61 395
34 Datong 2864 334 1.61 395
35 Datong 4412 334 1.61 395
36 Datong 2254 334 1.61 395
37 Datong 1801 334 1.61 395
38 Datong 4798 334 1.61 395
39 Datong 3481 334 1.61 395
40 Minhe 1998 347 1.63 144
41 Minhe 2805 347 1.63 144
42 Pingan 15,641 335 2.29 380
43 Pingan 6194 335 2.29 380
44 Xining 6525 385 1.55 22
45 Xining 19,048 385 1.55 22
46 Guide 2282 368 1.95 102