HERE comes a look at five interesting facts about one of the clubs to have spent the most time in the top flight of Spanish football, a club which is owned by its members and which prides itself on never giving up. Having spent 41 seasons in the top flight of Spanish football, and 37 in the second tier, CA Osasuna is one of the most historic clubs in LaLiga. It is also, along with Real Madrid, FC Barcelona and Athletic Club, one of just four professional football clubs still owned by the club members. Throughout its more than 100…