Best tipsters

Tipster Sportingboss in his last 13 sports betting tips did 9-4. His statistics are as follows:

Hit rate

	Stake										Total
	1	2	3	4	5	6	7	8	9	10
Won	0	0	0	0	0	0	0	0	0	57	57
Return	0	0	0	0	0	0	0	0	0	1	1
Lost	0	0	0	0	0	0	0	0	0	57	57
Total	0	0	0	0	0	0	0	0	0	115	115

Profit

	Stake										Total
	1	2	3	4	5	6	7	8	9	10
Gain	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	660.00	660.00
Loss	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-570.00	-570.00
Profit	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	90.00	90.00

This is the risk assessment for the period of January 2012. The other tipster's stats are here