Ion		No. of lines		Lines with transition probabilities		Lines with level designations
Ar I		461		428		429
Ar II		2858		307		2858
Ar III		509		80		509
Ar IV		256		42		256
Ar V		111		18		111
Ar VI		104		6		104
Ar VII		218		21		218
Ar VIII		141		27		141
Ar IX		178		2		178
Ar X		92		1		92
Ar XI		71		2		71
Ar XII		82		0		82
Ar XIII		71		6		71
Ar XIV		49		1		49
Ar XV		26		0		26
Ar XVI		73		0		73
Ar XVII		42		0		42
Ar XVIII		95		94		95
Total:		5437		1035		5405