5300.0		x	S
5200.0		X	O	S
5100.0		X	O
5000.0	O	X	O
4900.0	O	X	O
4800.0	O	X	O	X
4700.0	o		O	X
4600.0			O	X
4500.0			O	X
4400.0			O	X
4300.0			O