A non-representative survey of Tagesanzeiger / Newsnet indicates that 49% of the 3112 people who took part in favor of the initiative while only 42% are against. When asked what amount should be paid to adults, 35% of people agree with the proposal of initiators in the amount of CHF 2'500, 14% are for an amount between CHF 1000 and 2 '000.-, 7% for an amount between 3'000.- and 4'000.- and 4% did not know (39% are against any idea of independent labor income). You can find answers to other interesting questions on the Tagesanzeiger site.
You will find answers to other interesting questions on the on the website of the Tagesanzeiger [1] (DE).
It is interesting that, unlike our federal parliamentarians have the initiative now enjoys broad popular support. This is not surprising since, as we have seen during the collection of signatures, it meets a genuine aspiration of the people.
Links:
[1] http://www.tagesanzeiger.ch/schweiz/standard/eine-freiere-gesellschaft-oder-der-ruin-der-schweiz/story/24386980