Here's some more
ICM Poll: 20% of British Muslims sympathize with 7/7 bombers http://www.telegraph.co.uk/news/uknews/1510866/Poll-reveals-40pc-of-Muslims-want-sharia-law-in-UK.html
NOP Research: 1 in 4 British Muslims say 7/7 bombings were justified http://www.cbsnews.com/stories/2006/08/14/opinion/main1893879.shtml&date=2011-04-06 http://www.webcitation.org/5xkMGAEvY
People-Press: 31% of Turks support suicide attacks against Westerners in Iraq. http://people-press.org/report/206/a-year-after-iraq-war
World Public Opinion: 61% of Egyptians approve of attacks on Americans 32% of Indonesians approve of attacks on Americans 41% of Pakistanis approve of attacks on Americans 38% of Moroccans approve of attacks on Americans 83% of Palestinians approve of some or most groups that attack Americans (only 14% oppose) 62% of Jordanians approve of some or most groups that attack Americans (21% oppose) 42% of Turks approve of some or most groups that attack Americans (45% oppose) A minority of Muslims disagreed entirely with terror attacks on Americans: (Egypt 34%; Indonesia 45%; Pakistan 33%) About half of those opposed to attacking Americans were sympathetic with al-Qaeda’s attitude toward the U.S. http://www.worldpublicopinion.org/pipa/pdf/feb09/STARTII_Feb09_rpt.pdf
Pew Research (2010): 55% of Jordanians have a positive view of Hezbollah 30% of Egyptians have a positive view of Hezbollah 45% of Nigerian Muslims have a positive view of Hezbollah (26% negative) 43% of Indonesians have a positive view of Hezbollah (30% negative) http://pewglobal.org/2010/12/02/muslims-around-the-world-divided-on-hamas-and-hezbollah/
Pew Research (2010): 15% of Indonesians believe suicide bombings are often or sometimes justified. 34% of Nigerian Muslims believe suicide bombings are often or sometimes justified. http://pewglobal.org/2010/12/02/muslims-around-the-world-divided-on-hamas-and-hezbollah/
16% of young Muslims in Belgium state terrorism is "acceptable". http://www.hln.be/hln/nl/1275/Islam/article/detail/1619036/2013/04/22/Zestien-procent-moslimjongens-vindt-terrorisme-aanvaardbaar.dhtml
Populus Poll (2006): 12% of young Muslims in Britain (and 12% overall) believe that suicide attacks against civilians in Britain can be justified. 1 in 4 support suicide attacks against British troops. http://www.populuslimited.com/pdf/2006_02_07_times.pdf http://www.danielpipes.org/blog/2005/07/more-survey-research-from-a-british-islamist
Pew Research (2007): 26% of younger Muslims in America believe suicide bombings are justified. 35% of young Muslims in Britain believe suicide bombings are justified (24% overall). 42% of young Muslims in France believe suicide bombings are justified (35% overall). 22% of young Muslims in Germany believe suicide bombings are justified.(13% overall). 29% of young Muslims in Spain believe suicide bombings are justified.(25% overall). http://pewresearch.org/assets/pdf/muslim-americans.pdf#page=60
Pew Research (2011): 8% of Muslims in America believe suicide bombings are often or sometimes justified (81% never). 28% of Egyptian Muslims believe suicide bombings are often or sometimes justified (38% never). http://www.people-press.org/2011/08/30/muslim-americans-no-signs-of-growth-in-alienation-or-support-for-extremism/
Pew Research (2007): Muslim-Americans who identify more strongly with their religion are three times more likely to feel that suicide bombings are justified http://pewresearch.org/assets/pdf/muslim-americans.pdf#page=60
ICM: 5% of Muslims in Britain tell pollsters they would not report a planned Islamic terror attack to authorities. 27% do not support the deportation of Islamic extremists preaching violence and hate. http://www.scotsman.com/?id=1956912005 http://www.danielpipes.org/blog/2005/07/more-survey-research-from-a-british-islamist.html
Federation of Student Islamic Societies: About 1 in 5 Muslim students in Britain (18%) would not report a fellow Muslim planning a terror attack. http://www.fosis.org.uk/sac/FullReport.pdf http://www.danielpipes.org/blog/2005/07/more-survey-research-from-a-british-islamist
ICM Poll: 25% of British Muslims disagree that a Muslim has an obligation to report terrorists to police. http://www.icmresearch.co.uk/reviews/2004/Guardian%20Muslims%20Poll%20Nov%2004/Guardian%20Muslims%20Nov04.asp http://www.danielpipes.org/blog/2005/07/more-survey-research-from-a-british-islamist
Populus Poll (2006): 16% of British Muslims believe suicide attacks against Israelis are justified. 37% believe Jews in Britain are a "legitimate target". http://www.populuslimited.com/pdf/2006_02_07_times.pdf http://www.danielpipes.org/blog/2005/07/more-survey-research-from-a-british-islamist
Pew Research (2013): At least 1 in 4 Muslims do not reject violence against civilians (study did not distinguish between those who believe it is partially justified and never justified). http://www.pewforum.org/uploadedFiles/Topics/Religious_Affiliation/Muslim/worlds-muslims-religion-politics-society-full-report.pdf
Pew Research (2013): 15% of Muslims in Turkey support suicide bombings (also 11% in Kosovo, 26% in Malaysia and 26% in Bangladesh). http://www.pewforum.org/uploadedFiles/Topics/Religious_Affiliation/Muslim/worlds-muslims-religion-politics-society-full-report.pdf
Pew Research (2013): Only 57% of Muslims worldwide disapprove of al-Qaeda. Only 51% disapprove of the Taliban. 13% support both groups and 1 in 4 refuse to say. http://www.pewglobal.org/2013/09/10/muslim-publics-share-concerns-about-extremist-groups/ http://www.pewglobal.org/2013/09/10/muslim-publics-share-concerns-about-extremist-groups/