Natural Gas Historical Data

20yrs	Spot Price	Wgt Fut Price	Basis	Volatility (ANN)	Forward Curve
Maximum	15.0200	13.7041	2.7090	47.24%	141.05%
Top 1/4tile	5.6600	5.9364	0.0080	38.80%	10.08%
Median	3.9400	4.2103	-0.0240	33.99%	4.79%
Bot 1/4tile	2.9125	3.0651	-0.1540	29.13%	1.74%
Minimum	1.6660	2.0218	-3.6290	19.71%	-43.43%

10yrs	Spot Price	Wgt Fut Price	Basis	Volatility (ANN)	Forward Curve
Maximum	6.5600	5.8790	1.4000	47.20%	29.57%
Top 1/4tile	3.8900	4.0822	0.0040	32.24%	8.12%
Median	3.0630	3.1876	0.0000	29.92%	4.32%
Bot 1/4tile	2.7050	2.8622	-0.0565	26.09%	1.68%
Minimum	1.6660	2.0218	-0.7020	19.71%	-27.44%

5yrs	Spot Price	Wgt Fut Price	Basis	Volatility (ANN)	Forward Curve
Maximum	4.0000	3.6665	0.8000	34.67%	18.49%
Top 1/4tile	2.9500	3.0570	0.0000	30.66%	7.39%
Median	2.7700	2.8985	0.0000	28.59%	4.06%
Bot 1/4tile	2.5400	2.6874	-0.0065	24.11%	1.50%
Minimum	1.6660	2.0218	-0.7020	19.71%	-27.44%