Erlang C Traffic Table
Maximum Offered Load Versus B and N
B is in %
N/B
0.01
0.05
0.1
0.5
1.0
2
5
10
15
20
30
40
1
.0001
.0005
.0010
.0050
.0100
.0200
.0500
.1000
.1500
.2000
.3000
.4000
2
.0142
.0319
.0452
.1025
.1465
.2103
.3422
.5000
.6278
.7403
.9390
1.117
3
.0860
.1490
.1894
.3339
.4291
.5545
.7876
1.040
1.231
1.393
1.667
1.903
4
.2310
.3533
.4257
.6641
.8100
.9939
1.319
1.653
1.899
2.102
2.440
2.725
5
.4428
.6289
.7342
1.065
1.259
1.497
1.905
2.313
2.607
2.847
3.241
3.569
6
.7110
.9616
1.099
1.519
1.758
2.047
2.532
3.007
3.344
3.617
4.062
4.428
7
1.026
1.341
1.510
2.014
2.297
2.633
3.188
3.725
4.103
4.406
4.897
5.298
8
1.382
1.758
1.958
2.543
2.866
3.246
3.869
4.463
4.878
5.210
5.744
6.178
9
1.771
2.208
2.436
3.100
3.460
3.883
4.569
5.218
5.668
6.027
6.600
7.065
10
2.189
2.685
2.942
3.679
4.077
4.540
5.285
5.986
6.469
6.853
7.465
7.959
11
2.634
3.186
3.470
4.279
4.712
5.213
6.015
6.765
7.280
7.688
8.336
8.857
12
3.100
3.708
4.018
4.896
5.363
5.901
6.758
7.554
8.099
8.530
9.212
9.761
13
3.587
4.248
4.584
5.529
6.028
6.602
7.511
8.352
8.926
9.379
10.09
10.67
14
4.092
4.805
5.166
6.175
6.705
7.313
8.273
9.158
9.760
10.23
10.98
11.58
15
4.614
5.377
5.762
6.833
7.394
8.035
9.044
9.970
10.60
11.09
11.87
12.49
16
5.150
5.962
6.371
7.502
8.093
8.766
9.822
10.79
11.44
11.96
12.77
13.41
17
5.699
6.560
6.991
8.182
8.801
9.505
10.61
11.61
12.29
12.83
13.66
14.33
18
6.261
7.169
7.622
8.871
9.518
10.25
11.40
12.44
13.15
13.70
14.56
15.25
19
6.835
7.788
8.263
9.568
10.24
11.01
12.20
13.28
14.01
14.58
15.47
16.18
20
7.419
8.417
8.914
10.27
10.97
11.77
13.00
14.12
14.87
15.45
16.37
17.10
21
8.013
9.055
9.572
10.99
11.71
12.53
13.81
14.96
15.73
16.34
17.28
18.03
22
8.616
9.702
10.24
11.70
12.46
13.30
14.62
15.81
16.60
17.22
18.19
18.96
23
9.228
10.36
10.91
12.43
13.21
14.08
15.43
16.65
17.47
18.11
19.10
19.89
24
9.848
11.02
11.59
13.16
13.96
14.86
16.25
17.51
18.35
19.00
20.02
20.82
25
10.48
11.69
12.28
13.90
14.72
15.65
17.08
18.36
19.22
19.89
20.93
21.76
26
11.11
12.36
12.97
14.64
15.49
16.44
17.91
19.22
20.10
20.79
21.85