Table 1 Averages and the 95% confidence level of peak energy ratios and peak delay times.

(Hz)

Ratio

3 comp.

Trans.

All data

0.5–1

0.14±0.01(0.11)

3.7±0.3 (3.9)

10.7±0.5(6.7)

635

1–12

0.14±0.01 (0.10)

3.1±0.2 (3.2)

8.6±0.4 (5.2)

725

2–14

0.16±0.01 (0.11)

3.2±0.3 (3.3)

7.0±0.3 (4.7)

712

4–18

0.20±0.01 (0.14)

3.4±0.3 (3.2)

6.5±0.4 (4.6)

574

Active Fault

0.5–11

0.12±0.01 (0.11)

3.2±0.3 (3.0)

10.4±0.7 (6.7)

266

1–12

0.13±0.01 (0.10)

2.8±0.3 (3.1)

8.4±0.6 (5.1)

297

2–4

0.15±0.01 (0.10)

2.8±0.4 (3.1)

6.9±0.6 (4.8)

294

4–8

0.19±0.02 (0.13)

3.2±0.4 (2.8)

6.4±0.6 (4.4)

240

Quatemaiy Volcano

0.5–1

0.16±0.03 (0.09)

4.3±1.4 (3.8)

9.2±1.5 (4.4)

30

1–2

0.14±0.03 (0.08)

3.5±1.1 (3.4)

7.3±1.4 (4.1)

37

2–4

0.17±0.03 (0.08)

3.1±0.9 (2.7)

5.9±1.2 (3.7)

36

4–8

0.24±0.06 (0.15)

4.0±1.4 (3.7)

5.5±1.4 (3.8)

29

Plain

0.5–1

0.20±0.09 (0.18)

7.4±2.9 (7.0)

14.1±3.8 (17)

17

1–2

0.19±0.05 (0.13)

4.7±1.5 (4.3)

13.4±2.9 (6.6)

25

2–4

0.24±0.05 (0.12)

5.4±2.1 (4.7)

12.3±2.0 (5.0)

24

4–8

0.25±0.06 (0.14)

4.5±1.4 (2.7)

9.2±1.9 (4.2)

21

Quaternary Volcano & Active Fault

0.5–1

0.18±0.02(0.10)

4.2±0.6 (4.0)

10.5±0.9 (5.9)

172

1–2

0.16±0.01 (0.09)

3.2±0.4 (2.5)

8.1±0.7 (4.6)

188

2–4

0.19±0.02 (0.11)

3.5±0.4 (3.0)

6.4±0.6 (3.9)

183

4–8

0.23±0.02 (0.13)

3.5±0.4 (2.8)

6.0±0.7 (4.3)

149

Non-Active Region

0.5–1

0.10±0.01 (0.08)

3.4±0.7 (3.7)

11.5±1.3 (7.0)

121

1–2

0.11±0.02(0.09)

2.9±0.6 (3.7)

8.4±0.8 (5.2)

137

2–4

0.14±0.02(0.11)

2.9±0.6 (3.7)

6.8±0.7 (4.1)

136

4–8

0.15±0.02(0.11)

3.0±0.7 (3.8)

6.5±0.9 (4.7)

111