1year,n,n_sources,hhi,top1_share22018,26485,26485,0.003955,0.0393132019,28645,28645,0.004828,0.0424242020,31163,31163,0.005534,0.0504952021,32830,32830,0.004938,0.0517762022,32698,32698,0.004458,0.0474672023,36173,36173,0.005058,0.0538682024,40351,40351,0.006019,0.06492025,44706,44706,0.009347,0.08735102026,37470,37470,0.0359,0.1833811