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Table 2 Estimated background seismicity rate μ by QN method (with 95% confidence intervals) and by DE method

From: Possible correlation between annual gravity change and shallow background seismicity rate at subduction zone by surface load

Long. (°) Lati. (°) μ (QN) (day−1) 95% (low) (day−1) 95% (up) (day−1) μ (DE) (day−1) EQ. number Conv. rate (cm/year)
5 35 0.0095 0.0068 0.0133 0.0095 80 1
15 35 0.0029 0.0015 0.0054 0.0029 22 1
25 35 0.0282 0.0175 0.0455 0.0288 497 4
35 35 0.0166 0.0133 0.0208 0.0118 84 1
115 − 5 0.0114 0.0058 0.0224 0.0114 111 6
135 35 0.0132 0.0092 0.0189 0.0133 278 5
165 55 0.0121 0.0088 0.0167 0.0122 87 7
175 − 45 0.0126 0.0090 0.0176 0.0127 237 3
175 − 35 0.0072 0.0050 0.0103 0.0072 45 5
195 (− 165) 55 0.0030 0.0018 0.0050 0.0030 16 6
205 (− 155) 55 0.0070 0.0050 0.0099 0.0065 37 6
215 (− 145) 55 0.0004 0.0001 0.0017 0.0004 3 5
235 (− 125) 45 0.0114 0.0082 0.0157 0.0114 83 4
255 (− 105) 25 0.0098 0.0067 0.0143 0.0098 108 2
265 (− 95) 15 0.0337 0.0237 0.0479 0.0337 384 6
275 (− 85) − 5 0.0049 0.0030 0.0079 0.0049 74 6
275 (− 85) 5 0.0212 0.0165 0.0271 0.0212 180 5
285 (− 75) − 55 0.0019 0.0010 0.0037 0.0007 11 1
285 (− 75) − 45 0.0056 0.0028 0.0108 0.0056 65 7
285 (− 75) 15 0.0076 0.0050 0.0116 0.0075 133 1
295 (− 65) − 55 0.0004 0.0001 0.0017 0.0004 2 1
  1. The longitude and latitude indicate the center point of each area. We also show earthquake numbers and approximated plate convergence rates at each area referring to Bird (2003) and McClusky et al. (2003)