Most improved players during the past 6 months
Rank	last/PR	old/PR	PR/inc	Name	Rank	last/PR	old/PR	PR/inc	Name	Rank	last/PR	old/PR	PR/inc	Name
1	46.78	44.49	2.29	Swimmer, Dorothy	2	47.63	45.89	1.75	Lazorchak, Pamela