Type of library	Average number of weekly hours open to the public	Total
Total	Total Libraries	6,717
Total	Up to 10	831
Total	Over 10 and up to 20	1,471
Total	Over 20 and up to 40	3,146
Total	More than 40	1,269
National	Total Libraries	1
National	Up to 10	.
National	Over 10 and up to 20	.
National	Over 20 and up to 40	.
National	More than 40	1
Autonomous communities central Libraries	Total Libraries	8
Autonomous communities central Libraries	Up to 10	.
Autonomous communities central Libraries	Over 10 and up to 20	.
Autonomous communities central Libraries	Over 20 and up to 40	2
Autonomous communities central Libraries	More than 40	6
Public	Total Libraries	4,070
Public	Up to 10	504
Public	Over 10 and up to 20	1,173
Public	Over 20 and up to 40	1,703
Public	More than 40	690
For specific groups of users (non-specialised)	Total Libraries	216
For specific groups of users (non-specialised)	Up to 10	35
For specific groups of users (non-specialised)	Over 10 and up to 20	37
For specific groups of users (non-specialised)	Over 20 and up to 40	84
For specific groups of users (non-specialised)	More than 40	60
Libraries in higher education institutions	Total Libraries	297
Libraries in higher education institutions	Up to 10	8
Libraries in higher education institutions	Over 10 and up to 20	19
Libraries in higher education institutions	Over 20 and up to 40	78
Libraries in higher education institutions	More than 40	192
Specialised Libraries: Total	Total Libraries	2,125
Specialised Libraries: Total	Up to 10	284
Specialised Libraries: Total	Over 10 and up to 20	242
Specialised Libraries: Total	Over 20 and up to 40	1,279
Specialised Libraries: Total	More than 40	320
Specialised Libraries: In religious institutions	Total Libraries	167
Specialised Libraries: In religious institutions	Up to 10	53
Specialised Libraries: In religious institutions	Over 10 and up to 20	39
Specialised Libraries: In religious institutions	Over 20 and up to 40	58
Specialised Libraries: In religious institutions	More than 40	17
Specialised Libraries: In the administration	Total Libraries	423
Specialised Libraries: In the administration	Up to 10	45
Specialised Libraries: In the administration	Over 10 and up to 20	38
Specialised Libraries: In the administration	Over 20 and up to 40	295
Specialised Libraries: In the administration	More than 40	45
Specialised Libraries: In research centres	Total Libraries	129
Specialised Libraries: In research centres	Up to 10	25
Specialised Libraries: In research centres	Over 10 and up to 20	11
Specialised Libraries: In research centres	Over 20 and up to 40	83
Specialised Libraries: In research centres	More than 40	10
Specialised Libraries: In professional associations and colleges	Total Libraries	274
Specialised Libraries: In professional associations and colleges	Up to 10	37
Specialised Libraries: In professional associations and colleges	Over 10 and up to 20	39
Specialised Libraries: In professional associations and colleges	Over 20 and up to 40	157
Specialised Libraries: In professional associations and colleges	More than 40	41
Specialised Libraries: In commercial companies or firms	Total Libraries	44
Specialised Libraries: In commercial companies or firms	Up to 10	8
Specialised Libraries: In commercial companies or firms	Over 10 and up to 20	.
Specialised Libraries: In commercial companies or firms	Over 20 and up to 40	21
Specialised Libraries: In commercial companies or firms	More than 40	15
Specialised Libraries: In archives and museums	Total Libraries	341
Specialised Libraries: In archives and museums	Up to 10	38
Specialised Libraries: In archives and museums	Over 10 and up to 20	40
Specialised Libraries: In archives and museums	Over 20 and up to 40	224
Specialised Libraries: In archives and museums	More than 40	39
Specialised Libraries: In health centres	Total Libraries	139
Specialised Libraries: In health centres	Up to 10	6
Specialised Libraries: In health centres	Over 10 and up to 20	7
Specialised Libraries: In health centres	Over 20 and up to 40	71
Specialised Libraries: In health centres	More than 40	55
Specialised Libraries: Other specialised Libraries	Total Libraries	608
Specialised Libraries: Other specialised Libraries	Up to 10	72
Specialised Libraries: Other specialised Libraries	Over 10 and up to 20	68
Specialised Libraries: Other specialised Libraries	Over 20 and up to 40	370
Specialised Libraries: Other specialised Libraries	More than 40	98