deletions | additions       diff --git a/Results_exploratory_analysis.tex b/Results_exploratory_analysis.tex  index c6a5790..eefbb93 100644  --- a/Results_exploratory_analysis.tex  +++ b/Results_exploratory_analysis.tex 
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In the barplot of Figure \ref{fig:fig1} we show how linking  practices have changed over time. Links to potential data resources in astronomy first appear in  1997, with only a couple of dozens dozen  links published in that year, and the number quickly increases each year to around $1,500$ links in  2005. After 2005, the volume of total published links roughly stays  the same every year. The graph shows that with widespread use and