This Report analyses the composition of teams participating in the five of the most developed women’s professional leagues worldwide: four European leagues (Germany, Sweden, France and England), as well as the National Women’s Soccer League in the United States. It reveals that the age of players increases, international mobility grows and the concentration of the best footballers within a limited number of clubs independently of their origin pursues its course.

This Monthly Report analyses the presence of expatriate footballers in 147 leagues from 98 national associations. Brazil is clearly at the top of the rankings for countries exporting footballers, ahead of France and Argentina. The most frequented migratory route originates from Brazil and ends in Portugal (261 players). England and Italy are the chief importing countries of footballers.

The 44th Monthly Report of the CIES Football Observatory analyses match attendances in 51 national football leagues from 42 countries. The first part focuses on 26 championships. It retraces the evolution in attendances over the last fifteen years. The second part compares the attendances recorded over the last five seasons for all of the 51 leagues included in the analysis.

This Monthly Report focuses on the top English football division: the Premier League. It analyses the evolution of the origin of players fielded over the past ten years. It shows that the percentage of players having grown up in England, the “nationals”, has progressively fallen to reach a new negative record level over the current season. The proportion of goals scored by Englishmen shows a similar trend.

This 42nd Monthly Report analyses the evolution of the competitive balance in the group stages of the Champions League since the introduction of the current format in 2003/04. The different indicators analysed illustrate a clear trend towards less balance and more predictability.

The 41st CIES Football Observatory Monthly Report analyses the link between ball possession and results in 35 championships from UEFA member associations using the data used generated by the specialist InStat company. Though the link between success and possession is undeniable, it is only from a certain level that ball control allows teams to improve significantly their results. This is probably the source of the erroneous but widespread idea that possession is not a key factor for success.