a) Make and model of generator - Istabreeze 400
b) approximate cost - £200 (10 years ago)
c) typical output in different conditions - Below Force 4 - nowt. Force 4-5 - a bit. Force 6 - not bad.
d) total kW generated in a year - naff all: probably about 400Wh.
c) would you buy a wind generator again based on your experience? Absolutely not.
It's best use was as a marker in London, says two things a) Don't breast up unless you like noise and vibration, b) Ah, there's the boat (after a night in the pub).
If I had a mooring on some windswept moorland, then possibly, but otherwise I'd rather invest in chocolate teapots.