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Country Rankings

Subject Area: Physics and Astronomy.
Year: 2007.

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	Country		Documents	Citable documents	Citations	Self-Citations	Citations per Document	H index
1		United States	27.141	26.685	126.201	59.120	4,65	399
2		China	21.872	21.775	50.660	32.295	2,32	144
3		Japan	13.862	13.732	42.245	18.481	3,05	228
4		Germany	13.536	13.321	60.116	24.834	4,44	249
5		France	9.517	9.358	37.428	13.243	3,93	220
6		United Kingdom	8.932	8.790	38.823	12.893	4,35	231
7		Russian Federation	8.636	8.584	18.233	6.751	2,11	190
8		Italy	6.747	6.656	24.187	8.589	3,58	182
9		South Korea	5.142	5.107	14.371	5.168	2,79	131
10		India	4.953	4.892	13.428	5.855	2,71	124
11		Spain	4.455	4.403	18.675	6.219	4,19	166
12		Canada	4.177	4.127	17.527	5.232	4,20	165
13		Poland	3.250	3.212	8.710	3.057	2,68	132
14		Taiwan	3.076	3.052	9.113	3.105	2,96	95
15		Switzerland	2.895	2.852	15.384	3.981	5,31	189
16		Brazil	2.806	2.787	7.191	2.479	2,56	107
17		Australia	2.338	2.301	9.535	3.251	4,08	123
18		Netherlands	2.302	2.273	12.017	2.860	5,22	168
19		Sweden	2.034	2.006	8.306	2.376	4,08	133
20		Belgium	1.729	1.691	6.840	2.031	3,96	118
21		Israel	1.660	1.632	7.100	1.948	4,28	139
22		Ukraine	1.582	1.577	3.036	1.163	1,92	76
23		Turkey	1.500	1.489	3.286	1.583	2,19	63
24		Mexico	1.220	1.210	2.980	971	2,44	83
25		Austria	1.219	1.207	5.616	1.534	4,61	129
26		Romania	1.212	1.209	1.890	767	1,56	64
27		Singapore	1.212	1.205	4.453	1.484	3,67	69
28		Greece	1.130	1.118	3.603	1.023	3,19	87
29		Finland	1.101	1.088	4.749	1.367	4,31	97
30		Hong Kong	1.091	1.084	4.069	1.018	3,73	94
31		Czech Republic	1.081	1.070	4.142	1.155	3,83	86
32		Iran	981	974	3.235	1.514	3,30	48
33		Portugal	938	929	3.576	1.056	3,81	81
34		Argentina	922	916	2.262	708	2,45	70
35		Denmark	880	861	4.496	1.120	5,11	125
36		Hungary	750	743	2.916	716	3,89	86
37		Bulgaria	703	693	1.582	480	2,25	62
38		Norway	596	593	2.571	660	4,31	81
39		Malaysia	570	569	996	556	1,75	25
40		Egypt	541	538	1.477	448	2,73	50
41		Ireland	531	526	2.296	594	4,32	71
42		Slovakia	459	456	1.451	386	3,16	72
43		South Africa	420	413	1.060	322	2,52	57
44		Chile	397	393	1.048	368	2,64	54
45		Pakistan	392	387	1.185	583	3,02	35
46		New Zealand	374	369	1.385	342	3,70	73
47		Slovenia	373	370	1.440	386	3,86	60
48		Algeria	311	310	479	155	1,54	26
49		Belarus	271	271	537	156	1,98	52
50		Croatia	266	260	1.105	246	4,15	57
51		Thailand	256	256	561	261	2,19	28
52		Serbia	248	247	123	66	0,50	7
53		Lithuania	239	239	525	212	2,20	40
54		Armenia	231	230	816	154	3,53	60
55		Colombia	225	225	528	170	2,35	40
56		Tunisia	203	201	264	96	1,30	26
57		Saudi Arabia	161	160	577	99	3,58	28
58		Morocco	155	155	272	97	1,75	34
59		Venezuela	133	132	154	51	1,16	35
60		Estonia	132	132	279	93	2,11	46
61		Uzbekistan	121	121	297	157	2,45	31
62		Latvia	114	114	173	67	1,52	36
63		Viet Nam	109	108	322	104	2,95	31
64		Jordan	101	100	242	73	2,40	21
65		Georgia	96	95	272	62	2,83	39
66		Cuba	90	90	194	47	2,16	27
67		Puerto Rico	84	82	383	91	4,56	40
68		Moldova	77	76	254	95	3,30	30
69		Kazakhstan	72	72	111	21	1,54	24
70		Azerbaijan	70	69	78	11	1,11	18
71		Bangladesh	60	60	107	34	1,78	21
72		Cyprus	60	59	293	61	4,88	28
73		United Arab Emirates	50	50	103	23	2,06	18
74		Uruguay	50	49	96	38	1,92	30
75		Cameroon	49	47	102	38	2,08	21
76		Indonesia	48	48	87	29	1,81	31
77		Peru	46	46	207	16	4,50	25
78		Ecuador	39	39	244	58	6,26	25
79		Lebanon	38	38	129	20	3,39	23
80		Philippines	36	35	74	33	2,06	16
81		Iceland	32	32	117	33	3,66	27
82		Qatar	30	30	160	19	5,33	11
83		Kuwait	26	26	83	34	3,19	19
84		Syrian Arab Republic	26	26	29	8	1,12	11
85		Bahrain	25	25	29	7	1,16	11
86		Iraq	24	24	19	5	0,79	5
87		Macedonia	24	23	41	18	1,71	21
88		Nigeria	23	23	77	29	3,35	14
89		Palestine	22	21	32	9	1,45	15
90		Tajikistan	22	21	15	6	0,68	5
91		Bosnia and Herzegovina	19	19	63	22	3,32	21
92		Oman	19	19	37	10	1,95	16
93		Ethiopia	18	18	79	21	4,39	12
94		Sri Lanka	17	17	29	7	1,71	21
95		Albania	16	16	10	0	0,63	7
96		Benin	16	16	49	13	3,06	8
97		Sudan	16	16	36	11	2,25	9
98		Yemen	14	14	26	3	1,86	8
99		Costa Rica	12	12	15	6	1,25	12
100		Mongolia	12	12	45	3	3,75	14
101		Montenegro	11	11	3	2	0,27	2
102		Senegal	11	11	13	2	1,18	8