Table 7: The types of chemical reactions present and their count in the database, together with the number for which experimental data is available. The first column gives the abbreviation used for the types.

	Reaction type	Count	Measured
NN	Neutral-Neutral	549	275
IN	Ion-Neutral	2387	956
CE	Charge Exchange	552	201
II	Atomic Ion-Ion Neutralisation	31	0
DR	Dissociative Recombination	486	95
RR	Radiative Recombination	25	0
AD	Associative Detachment	47	1
RA	Radiative Association	91	17
PH	Photoprocess	216	0
CP	Cosmic-Ray Proton (CRP)	11	0
CR	Cosmic-Ray Photon (CRPHOT)	156	0
CD	Collisional Dissociation	16	2
CI	Chemi-ionisation	1	0
IM	Ion-Molecular Ion Neutralisation	5	0
CL	Collider	32	11