1year,n_works,n_refs_declared,n_internal,n_external22018,642849,11636120,250426,1038250132019,695369,13742477,1140570,1135164642020,709083,15693875,2472715,1178199952021,711244,18149160,4123503,1223335862022,699548,17415217,5007511,1069422772023,785194,19017108,6602036,1052421982024,901654,19707017,7830508,1004419592025,1065828,18600370,8532009,9003120102026,901651,9809537,5195458,459577611