Ion		No. of lines		Lines with transition probabilities		Lines with level designations
Sn I		227		55		226
Sn II		215		141		215
Sn III		259		0		259
Sn IV		18		0		0
Sn V		13		0		0
Sn XLVIII		26		0		26
Sn L		13		12		13
Total:		771		208		739