Bibliothèque de statistiques globales →Sub-Saharan Africa (excluding high income) →

Scientific and technical journal articles

Cette statistique dans les autres pays:

Afghanistan Albania Algeria Andorra Angola Antigua and Barbuda Arab World Argentina Armenia Australia Austria Azerbaijan Bahamas, The Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bhutan Bolivia Bosnia and Herzegovina Botswana Brazil Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Caribbean small states Central African Republic Central Europe and the Baltics Chad Chile China Colombia Comoros Congo, Dem. Rep.Congo, Rep.Costa Rica Cote d'Ivoire Croatia Cuba Cyprus Czech Republic Denmark Djibouti Dominica Dominican Republic Early-demographic dividend East Asia & Pacific East Asia & Pacific (excluding high income)East Asia & Pacific (IDA & IBRD countries)Ecuador Egypt, Arab Rep.El Salvador Equatorial Guinea Eritrea Estonia Ethiopia Euro area Europe & Central Asia Europe & Central Asia (excluding high income)Europe & Central Asia (IDA & IBRD countries)European Union Fiji Finland Fragile and conflict affected situations France Gabon Gambia, The Georgia Germany Ghana Greece Grenada Guatemala Guinea Guinea-Bissau Guyana Haiti Heavily indebted poor countries (HIPC)High income Honduras Hong Kong SAR, China Hungary IBRD only Iceland IDA & IBRD total IDA blend IDA only IDA total India Indonesia Iran, Islamic Rep.Iraq Ireland Israel Italy Jamaica Japan Jordan Kazakhstan Kenya Kiribati Korea, Dem. People’s Rep.Korea, Rep.Kosovo Kuwait Kyrgyz Republic Lao PDR Late-demographic dividend Latin America & Caribbean Latin America & Caribbean (excluding high income)Latin America & the Caribbean (IDA & IBRD countries)Latvia Least developed countries: UN classification Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Low & middle income Low income Lower middle income Luxembourg Macedonia, FYR Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Mauritania Mauritius Mexico Micronesia, Fed. Sts.Middle East & North Africa Middle East & North Africa (excluding high income)Middle East & North Africa (IDA & IBRD countries)Middle income Moldova Monaco Mongolia Montenegro Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Zealand Nicaragua Niger Nigeria North America Norway OECD members Oman Other small states Pacific island small states Pakistan Palau Panama Papua New Guinea Paraguay Peru Philippines Poland Portugal Post-demographic dividend Pre-demographic dividend Qatar Romania Russian Federation Rwanda Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Slovak Republic Slovenia Small states Solomon Islands Somalia South Africa South Asia South Asia (IDA & IBRD)Spain Sri Lanka St. Kitts and Nevis St. Lucia St. Vincent and the Grenadines Sub-Saharan Africa Sub-Saharan Africa (excluding high income)Sub-Saharan Africa (IDA & IBRD countries)Sudan Suriname Swaziland Sweden Switzerland Syrian Arab Republic Tajikistan Tanzania Thailand Togo Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Tuvalu Uganda Ukraine United Arab Emirates United Kingdom United States Upper middle income Uruguay Uzbekistan Vanuatu Venezuela, RB Vietnam West Bank and Gaza World Yemen, Rep.Zambia Zimbabwe

La ligne de temps

Cette échelle de temps montre un graphique de 1986 année à 2014 année Sub-Saharan Africa (excluding high income). Les données jusqu'à 1985 année ne sont pas présentés. Quantité d'observations actuelles selon dates: 29.

Source (désignation):

Les indicateurs du développement mondiale

Source (organisation):

National Science Foundation, Science and Engineering Indicators.

Catégories:

Science & Technology

Dernière mise à jour

23 avr. 2017

Les indicateurs de changement de valeurs selon les années

En moyenne:

8.258 milles

Minimum:

3.749 milles

1 janv. 1986

Maximum:

20.148 milles

1 janv. 2014

Pour la date d''observation

Valeur

Changement absolu

Le changement par rapport à la valeur précédente

1 janv. 1986

3.749 milles

+3.749 milles

0.0%

1 janv. 1987

4.779 milles

+1.031 milles

27.5%

1 janv. 1988

4.636 milles

-142.985

-2.99%

1 janv. 1989

4.659 milles

+22.053

0.48%

1 janv. 1990

4.586 milles

-72.12

-1.55%

1 janv. 1991

4.416 milles

-170.215

-3.71%

1 janv. 1992

4.464 milles

+47.878

1.08%

1 janv. 1993

4.404 milles

-60.368

-1.35%

1 janv. 1994

4.331 milles

-72.84

-1.65%

1 janv. 1995

4.264 milles

-66.533

-1.54%

1 janv. 1996

4.091 milles

-173.559

-4.07%

1 janv. 1997

3.947 milles

-143.304

-3.5%

1 janv. 1998

4.015 milles

+67.354

1.71%

1 janv. 1999

3.97 milles

-44.402

-1.11%

1 janv. 2000

4.045 milles

+75.065

1.89%

1 janv. 2001

6.654 milles

+2.609 milles

64.49%

1 janv. 2002

6.818 milles

+163.55

2.46%

1 janv. 2003

7.558 milles

+739.838

10.85%

1 janv. 2004

7.835 milles

+277.679

3.67%

1 janv. 2005

8.704 milles

+868.847

11.09%

1 janv. 2006

9.597 milles

+893.138

10.26%

1 janv. 2007

11.356 milles

+1.759 milles

18.33%

1 janv. 2008

12.649 milles

+1.293 milles

11.39%

1 janv. 2009

13.304 milles

+654.341

5.17%

1 janv. 2010

15.35 milles

+2.047 milles

15.38%

1 janv. 2011

16.954 milles

+1.604 milles

10.45%

1 janv. 2012

19.005 milles

+2.051 milles

12.1%

1 janv. 2013

19.184 milles

+178.781

0.94%