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. 2015 Dec 3;120(12):7699–7721. doi: 10.1002/2015JC011182

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© 2015. The Authors.

This is an open access article under the terms of the Creative Commons Attribution‐NonCommercial‐NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Summary loitering statistics for the retreat season of 2011, i.e., (a) total loitering time T_Σ4+, (b) number of loitering events N₄₊, (c) loitering time in each event T₄₊, and (d) number of days between loitering events T_I4+. Left scales refer to the histogram bars, and right scales refer to the cumulative curves. Histogram colors correspond to multiyear analyses presented in Figure 9.