population studies

life expectancy- the expected number of years of life remaning at a given age.-http://en.wikipedia.org/wiki/Life_expectancy
crude birth rate- the number of childbirths per 1,000 people per year.-http://en.wikipedia.org/wiki/Crude_birth_rate
crude death rate- the total number of deaths per year per 1000 people.-http://en.wikipedia.org/wiki/Crude_death_rate
RNI- is the crude birth rate minus the crude death of a population.- http://en.wikipedia.org/wiki/Rate_of_natural_increase
TFR- average number of children that a women would have over her lifetime.- http://en.wikipedia.org/wiki/Total_Fertility_Rate
net migration rate- the difference of imagrants and emigrants of an area in a period of time, divided by 1,000 inhabitants.-
http://en.wikipedia.org/wiki/Net_migration_rate
population pyramid- illustration that shows the distribution of various age groups in a set population which normally forms the shape of a pyramid.- http://en.wikipedia.org/wiki/Population_pyramid
life expectency of:
japan- 82.12 rank 3
France-80.98 rank 8
Kenya-57.86 rank 189
Cuba-77.45 rank 55
United States-78.11 rank 49
Afghanistan-  44.40 rank 219
crude birth rate of:
japan-7.64 rank 222
france-12.57 rank 162
kenya-36.64 rank 29
cuba-11.13 rank 175
U.S.-13.83 rank 154
Afghanistan-38.37 rank 20
crude death rate of:
japan-9.54 rank 69
france-8.56 rank 89
kenya-9.72 rank 67
cuba-7.24 rank 124
U.S.-8.38 rank 99
afghanistan-17.83 rank 7
RNI of:
japan-negative 1.9
france-7.01
kenya-26.92
cuba-3.89
U.S.-5.45
afghanistan-30.54
the TFR of:japan-1.21 rank 218
france-1.98 rank 133

kenya-4.56 rank 37
cuba-1.61 rank 180
U.S.-2.05 rank 126
afghanistan- 1.38 rank 206
net migration rate
afghanistan-5.22rank 19
us-4.32 rank 25
cuba--1.56 rank 128
kenya-o rank 82
france-1.48  rank 48
japan-N/A