Table 5.

Ranking of country publications and centrality.

Rank	Countries	Centrality	Rceords	Rank	Countries	Rceords	Centrality
1	ENGLAND	0.82	33	1	PEOPLES R CHINA	75	0.06
2	SPAIN	0.46	12	2	USA	65	0.06
3	NETHERLANDS	0.45	7	3	ENGLAND	33	0.82
4	FRANCE	0.43	7	4	GERMANY	25	0.30
5	PAKISTAN	0.38	7	5	CANADA	18	0.22
6	IRELAND	0.31	3	6	AUSTRALIA	18	0.02
7	GERMANY	0.30	25	7	ITALY	16	0.06
8	BELGIUM	0.25	3	8	NEW ZEALAND	15	0.06
9	FINLAND	0.23	3	9	SPAIN	12	0.46
10	CANADA	0.22	18	10	POLAND	9	0.17