EIA Natural Gas Storage Data
Total (05/17/19): 1,753 Bcf 
Total (05/10/19): 1,653 Bcf 
Net change: 100 Bcf 
Implied flow: 100 Bcf 
Year ago stocks: 1,616 Bcf
% change from year ago: 8.5 % 
5-year avg stocks: 2,027 Bcf
% change from 5-year avg: -13.5 %