Ion
No. of lines
Lines with
transition
probabilities
Lines with
level
designations
Bi I
69
39
63
Bi II
111
4
16
Bi III
204
204
204
Bi IV
45
0
0
Bi V
18
0
0
Bi LXXXI
26
0
26
Bi LXXXIII
13
12
13
Total:
486
259
322