Put Call Ratio
Scrip	Expiry Date	Put Call Ratio	OI Put Call Ratio
S&P CNX	30/06/11	70.21	0.75
S&P CNX	29/12/11	4.50	423.00
S&P CNX	25/06/09	3.00	0.86
TTML	25/12/08	1.89	1.78
S&P CNX	29/01/09	1.39	17.14

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