Thanks for the graph. I have posted a link to it on the Geared Hub Bikes Yahoo group linked to in my signature block below.
First is definitely what I would call a bailout low gear though with the overall ratio range of the Alfine 11 I would still possibly want to do a dual chainring setup to give a lower granny gear if building a loaded tourer with it.
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Gear Hubs Owned: Rohloff disc brake, SRAM iM9 disc brake, SRAM P5 freewheel, Sachs Torpedo 3 speed freewheel, NuVinci CVT, Shimano Alfine SG S-501, Sturmey Archer S5-2 Alloy. Other: 83 Colnago Super Record, Univega Via De Oro
Visit and join the Yahoo Geared Hub Bikes group for support and links.
http://groups.yahoo.com/group/Geared_hub_bikes/