The two most popular teams in Peru are Universitario and Alianza Lima. They are at the top of the polls conducted by many different groups. The group Apoyo, Opinion y Mercado in 2006 revealed that Alianza Lima was popular amongst 35%, followed by Universitario, with 32%. In 2005, a study by Grupo de Opinión Pública de la Universidad de Lima showed that Universitario was the most popular team in Lima and Callao with 31.7% followed by Alianza Lima with 29.3%. However, in 2006 and 2007 Alianza Lima appeared first in their polls. There was a narrow margin in 2007 as Alianza Lima reached 29.6% and Universitario followed with 29.5% under a margin of error of ±4.16% In 2009, the universitys results varied because Alianza reached first with 40% and Universitario second with 35.5% under a margin of error of ±4.47%. Another group known as CPI, revealed in May 2008 that Universitario was favored by 32% whilst Alianza Lima was favored by 33.5% under a margen of error of 2.7% at the national level. This report was divided into two parts. In the metropolitan capital, Universitario led with 42.8% and Alianza tailed behind with 39.9%. In the rest of the country, Universitario had a larger lead with 31.5% opposed to Alianzas 24.1%. In 2009, CPI released another poll indicating the Universitario was still the most popular team in Peru with 38.6% while Alianza reached 33.1%. A survey conducted by Grupo de Opinión Pública de la Universidad de Lima in February 2009, said that Alianza Lima ranked first in popularity with 27.2%; Universitario second with 26.6%. However, a second poll released by the same university group in September of the same year ranked Universitario first with 37.9% and Alianza second with 36.6%. The most recent report from the group indicates that Universitario has more sympathizers than Alianza with 40.6% over 36.% in the Province of Lima and Callao. On 2010, South American Football Confederation (Conmebol) stated that Universitario is the most popular team in Perú.
Question: In a 2006 poll, by how many percent was Alianza Lima more popular than Universitario?
Answer: 3