Source of the summary is the site of Andreas Brekken:
http://www.ahs.no/ref_db/lw_summ_loss_acft_overview.asp?PAGE=1
To be precise about the two floatplane losses of 17 November, what I wanted to say is that the website did not list these losses, but that did not mean they did not happen, just that nothing about these losses is written here.
Best regards