Total number of answers: 17

Anonimized raw data is available in tsv (each line is a vote, fields are editors, feilds are separated by tab, first field is the most preferred editor).

First choice

List of editors as first choice (one vote = 1 point):
#include "1.tbl" first choice editor pie chart

Second choice

List of editors as second choice (one vote = 1 point):
#include "2.tbl" second choice editor pie chart

Combined/weighted

List of editors weighted by preference (first = 1point, second = 0.5 point, third = 0.25 point):
#include "comb.tbl" weighted choice editor pie chart

Number of editors used

How many users use 1 or 2 or 3 editors?
#include "num.tbl" weighted number of editors pie chart