Indicators |
◀ |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
2015 |
2016 |
2017 |
2018 |
▶ |
① Docs. |
180
|
180
|
159
|
150
|
150
|
150
|
150
|
123
|
120
|
120
|
120
|
135
|
157
|
79
|
90
|
90
|
90
|
② Docs. (2years) |
0
|
180
|
360
|
339
|
309
|
300
|
300
|
300
|
273
|
243
|
240
|
240
|
255
|
292
|
236
|
169
|
180
|
③ Docs. (3years) |
0
|
180
|
360
|
519
|
489
|
459
|
450
|
450
|
423
|
393
|
363
|
360
|
375
|
412
|
371
|
326
|
259
|
④ Docs. (5years) |
0
|
180
|
360
|
519
|
669
|
819
|
789
|
759
|
723
|
693
|
663
|
633
|
618
|
652
|
611
|
581
|
551
|
⑤ Refs. |
1939
|
1905
|
1653
|
1543
|
1495
|
1477
|
1367
|
1207
|
1220
|
1267
|
1146
|
1354
|
1706
|
878
|
975
|
953
|
1088
|
⑥ Cited |
9
|
10
|
8
|
4
|
6
|
5
|
4
|
6
|
7
|
8
|
4
|
14
|
9
|
11
|
10
|
11
|
11
|
⑦ Cited (2years) |
0
|
48
|
104
|
54
|
30
|
60
|
55
|
67
|
59
|
76
|
47
|
70
|
94
|
83
|
88
|
62
|
85
|
⑧ Cited (3years) |
0
|
48
|
104
|
86
|
35
|
63
|
72
|
95
|
99
|
103
|
53
|
93
|
130
|
120
|
129
|
76
|
111
|
⑨ Cited (5years) |
0
|
48
|
104
|
86
|
43
|
72
|
80
|
149
|
155
|
165
|
75
|
147
|
173
|
162
|
198
|
112
|
141
|
⑩ Self Cited |
7
|
6
|
6
|
3
|
4
|
1
|
4
|
3
|
2
|
3
|
1
|
6
|
3
|
4
|
2
|
6
|
5
|
⑪ Self Cited (2years) |
0
|
34
|
82
|
46
|
22
|
33
|
39
|
30
|
21
|
34
|
18
|
30
|
50
|
41
|
35
|
32
|
39
|
⑫ Self Cited (3years) |
0
|
34
|
82
|
69
|
23
|
35
|
50
|
46
|
32
|
44
|
19
|
42
|
61
|
36
|
42
|
33
|
58
|
⑬ Self Cited (5years) |
0
|
34
|
82
|
69
|
24
|
39
|
55
|
64
|
50
|
67
|
23
|
58
|
80
|
47
|
58
|
43
|
63
|
ⓐ Impact Factor (2years) [⑦/②] |
0
|
0.267
|
0.289
|
0.159
|
0.097
|
0.2
|
0.183
|
0.223
|
0.216
|
0.313
|
0.196
|
0.292
|
0.369
|
0.284
|
0.373
|
0.367
|
0.472
|
ⓑ Impact Factor (3years) [⑧/③] |
0
|
0.267
|
0.289
|
0.166
|
0.072
|
0.137
|
0.16
|
0.211
|
0.234
|
0.262
|
0.146
|
0.258
|
0.347
|
0.291
|
0.348
|
0.233
|
0.429
|
ⓒ Impact Factor (5years) [⑨/④] |
0
|
0.267
|
0.289
|
0.166
|
0.064
|
0.088
|
0.101
|
0.196
|
0.214
|
0.238
|
0.113
|
0.232
|
0.28
|
0.248
|
0.324
|
0.193
|
0.256
|
ⓓ Immediacy Index [⑥/①] |
0.05
|
0.056
|
0.05
|
0.027
|
0.04
|
0.033
|
0.027
|
0.049
|
0.058
|
0.067
|
0.033
|
0.104
|
0.057
|
0.127
|
0.111
|
0.122
|
0.122
|
ⓔ ZIF (2years) [(⑦-⑪)/②] |
0
|
0.078
|
0.061
|
0.024
|
0.026
|
0.09
|
0.053
|
0.123
|
0.139
|
0.173
|
0.121
|
0.167
|
0.173
|
0.185
|
0.225
|
0.178
|
0.256
|
ⓕ ZIF (3years) [(⑧-⑫)/③] |
0
|
0.078
|
0.061
|
0.033
|
0.025
|
0.061
|
0.049
|
0.109
|
0.158
|
0.15
|
0.094
|
0.142
|
0.184
|
0.204
|
0.235
|
0.132
|
0.205
|
ⓖ ZIF (5years) [(⑨-⑬)/④] |
0
|
0.078
|
0.061
|
0.033
|
0.028
|
0.04
|
0.032
|
0.112
|
0.145
|
0.141
|
0.078
|
0.141
|
0.15
|
0.176
|
0.229
|
0.119
|
0.142
|
ⓗ Self Citing Rate [⑩/⑤] |
0.004
|
0.003
|
0.004
|
0.002
|
0.003
|
0.001
|
0.003
|
0.002
|
0.002
|
0.002
|
0.001
|
0.004
|
0.002
|
0.003
|
0.002
|
0.006
|
0.005
|
ⓘ Self Cited Rate [⑩/⑥] |
0.778
|
0.6
|
0.75
|
0.75
|
0.667
|
0.2
|
1
|
0.5
|
0.286
|
0.375
|
0.25
|
0.429
|
0.333
|
0.3
|
0.2
|
0.545
|
0.455
|