Subject categories (Unesco classification)	Period	Total
Total (0-9)	1999	59,174
Total (0-9)	1998	55,774
Total (0-9)	1997	48,713
Total (0-9)	1996	46,330
Total (0-9)	1995	48,467
Total (0-9)	1994	44,261
01 Generalities (0)	1999	1,446
01 Generalities (0)	1998	1,381
01 Generalities (0)	1997	1,409
01 Generalities (0)	1996	1,504
01 Generalities (0)	1995	1,723
01 Generalities (0)	1994	1,680
02 Philosophy, psychology (1)	1999	2,455
02 Philosophy, psychology (1)	1998	2,314
02 Philosophy, psychology (1)	1997	1,807
02 Philosophy, psychology (1)	1996	1,744
02 Philosophy, psychology (1)	1995	1,761
02 Philosophy, psychology (1)	1994	1,562
03 Religion, theology (2)	1999	1,962
03 Religion, theology (2)	1998	2,032
03 Religion, theology (2)	1997	1,807
03 Religion, theology (2)	1996	1,941
03 Religion, theology (2)	1995	1,890
03 Religion, theology (2)	1994	1,908
04 Sociology, statistics (30-31)	1999	1,435
04 Sociology, statistics (30-31)	1998	1,184
04 Sociology, statistics (30-31)	1997	1,054
04 Sociology, statistics (30-31)	1996	1,149
04 Sociology, statistics (30-31)	1995	1,183
04 Sociology, statistics (30-31)	1994	1,021
05 Political Sciences, political economy (32-33)	1999	1,652
05 Political Sciences, political economy (32-33)	1998	1,587
05 Political Sciences, political economy (32-33)	1997	1,419
05 Political Sciences, political economy (32-33)	1996	1,499
05 Political Sciences, political economy (32-33)	1995	1,358
05 Political Sciences, political economy (32-33)	1994	1,136
06 Law, public administration, social work and care, insurance (34,351-354,36)	1999	4,275
06 Law, public administration, social work and care, insurance (34,351-354,36)	1998	3,591
06 Law, public administration, social work and care, insurance (34,351-354,36)	1997	3,285
06 Law, public administration, social work and care, insurance (34,351-354,36)	1996	2,973
06 Law, public administration, social work and care, insurance (34,351-354,36)	1995	2,875
06 Law, public administration, social work and care, insurance (34,351-354,36)	1994	2,432
07 Art and military science (355-359)	1999	164
07 Art and military science (355-359)	1998	76
07 Art and military science (355-359)	1997	80
07 Art and military science (355-359)	1996	96
07 Art and military science (355-359)	1995	130
07 Art and military science (355-359)	1994	133
08 Teaching, education (37)	1999	2,015
08 Teaching, education (37)	1998	2,200
08 Teaching, education (37)	1997	1,960
08 Teaching, education (37)	1996	2,214
08 Teaching, education (37)	1995	2,463
08 Teaching, education (37)	1994	2,549
09 Trade, communications, transport (38)	1999	404
09 Trade, communications, transport (38)	1998	373
09 Trade, communications, transport (38)	1997	400
09 Trade, communications, transport (38)	1996	440
09 Trade, communications, transport (38)	1995	498
09 Trade, communications, transport (38)	1994	425
10 Ethnography, uses and customs, folklore (39)	1999	954
10 Ethnography, uses and customs, folklore (39)	1998	873
10 Ethnography, uses and customs, folklore (39)	1997	949
10 Ethnography, uses and customs, folklore (39)	1996	953
10 Ethnography, uses and customs, folklore (39)	1995	916
10 Ethnography, uses and customs, folklore (39)	1994	786
11 Mathematics (51)	1999	924
11 Mathematics (51)	1998	1,066
11 Mathematics (51)	1997	994
11 Mathematics (51)	1996	1,028
11 Mathematics (51)	1995	822
11 Mathematics (51)	1994	646
12 Natural sciences (52-59)	1999	2,321
12 Natural sciences (52-59)	1998	2,252
12 Natural sciences (52-59)	1997	2,202
12 Natural sciences (52-59)	1996	1,972
12 Natural sciences (52-59)	1995	1,968
12 Natural sciences (52-59)	1994	1,837
13 Medical sciences, public hygiene (61)	1999	2,860
13 Medical sciences, public hygiene (61)	1998	2,580
13 Medical sciences, public hygiene (61)	1997	2,465
13 Medical sciences, public hygiene (61)	1996	2,118
13 Medical sciences, public hygiene (61)	1995	2,114
13 Medical sciences, public hygiene (61)	1994	1,975
14 Engineering, technology, industries and various trades (62, 66-69)	1999	3,512
14 Engineering, technology, industries and various trades (62, 66-69)	1998	3,129
14 Engineering, technology, industries and various trades (62, 66-69)	1997	2,717
14 Engineering, technology, industries and various trades (62, 66-69)	1996	2,308
14 Engineering, technology, industries and various trades (62, 66-69)	1995	2,101
14 Engineering, technology, industries and various trades (62, 66-69)	1994	1,627
15 Agriculture, forestry, livestock, hunting, fishing (63)	1999	803
15 Agriculture, forestry, livestock, hunting, fishing (63)	1998	842
15 Agriculture, forestry, livestock, hunting, fishing (63)	1997	690
15 Agriculture, forestry, livestock, hunting, fishing (63)	1996	701
15 Agriculture, forestry, livestock, hunting, fishing (63)	1995	773
15 Agriculture, forestry, livestock, hunting, fishing (63)	1994	724
16 Domestic economy (64)	1999	594
16 Domestic economy (64)	1998	578
16 Domestic economy (64)	1997	409
16 Domestic economy (64)	1996	441
16 Domestic economy (64)	1995	424
16 Domestic economy (64)	1994	450
17 Management and organisation of industry, trade and communications (65)	1999	1,031
17 Management and organisation of industry, trade and communications (65)	1998	1,223
17 Management and organisation of industry, trade and communications (65)	1997	1,280
17 Management and organisation of industry, trade and communications (65)	1996	1,339
17 Management and organisation of industry, trade and communications (65)	1995	1,299
17 Management and organisation of industry, trade and communications (65)	1994	1,149
18 Town planning, architecture (70-72)	1999	754
18 Town planning, architecture (70-72)	1998	717
18 Town planning, architecture (70-72)	1997	549
18 Town planning, architecture (70-72)	1996	482
18 Town planning, architecture (70-72)	1995	527
18 Town planning, architecture (70-72)	1994	423
19 Plastic arts, artistic trades, photography (73-77)	1999	2,353
19 Plastic arts, artistic trades, photography (73-77)	1998	2,155
19 Plastic arts, artistic trades, photography (73-77)	1997	1,909
19 Plastic arts, artistic trades, photography (73-77)	1996	1,708
19 Plastic arts, artistic trades, photography (73-77)	1995	1,685
19 Plastic arts, artistic trades, photography (73-77)	1994	1,934
20 Music, performing arts, radio, television (78, 791-792)	1999	1,111
20 Music, performing arts, radio, television (78, 791-792)	1998	1,111
20 Music, performing arts, radio, television (78, 791-792)	1997	954
20 Music, performing arts, radio, television (78, 791-792)	1996	974
20 Music, performing arts, radio, television (78, 791-792)	1995	815
20 Music, performing arts, radio, television (78, 791-792)	1994	636
21 Toys, sports (793-799)	1999	814
21 Toys, sports (793-799)	1998	734
21 Toys, sports (793-799)	1997	651
21 Toys, sports (793-799)	1996	599
21 Toys, sports (793-799)	1995	547
21 Toys, sports (793-799)	1994	460
22 Linguistics, philology (80)	1999	2,064
22 Linguistics, philology (80)	1998	2,164
22 Linguistics, philology (80)	1997	2,119
22 Linguistics, philology (80)	1996	2,102
22 Linguistics, philology (80)	1995	1,772
22 Linguistics, philology (80)	1994	1,362
23 Literature (82-89)	1999	18,145
23 Literature (82-89)	1998	16,455
23 Literature (82-89)	1997	13,004
23 Literature (82-89)	1996	11,695
23 Literature (82-89)	1995	14,492
23 Literature (82-89)	1994	13,619
24 Geography, travel (91)	1999	2,004
24 Geography, travel (91)	1998	1,876
24 Geography, travel (91)	1997	1,711
24 Geography, travel (91)	1996	1,574
24 Geography, travel (91)	1995	1,582
24 Geography, travel (91)	1994	1,416
25 History, biography (90,92-99)	1999	3,122
25 History, biography (90,92-99)	1998	3,281
25 History, biography (90,92-99)	1997	2,889
25 History, biography (90,92-99)	1996	2,776
25 History, biography (90,92-99)	1995	2,749
25 History, biography (90,92-99)	1994	2,371