Global transition rates (m−2·s−1)

T = 80 ˚K

T = 120 ˚K

T = 240 ˚K

G110

5.9122 × 1022

4.2822 × 1024

2.4974 × 1026

G19

5.0429 × 1018

3.5895 × 1020

2.0865 × 1022

G18

1.0339 × 1014

7.3362 × 1015

4.2545 × 1017